In this review we feature the loudest Bluetooth speakers that produce the deepest, most earth-shattering sound you’ll ever hear. These speakers can go so loud that they can literally take your entire house down – with booming bass, crystal clear sound and long wireless range. They’re the perfect kind of speaker to have if you are looking to blast music indoors or outdoors. Furthermore, these Bluetooth speakers can deliver a tonne of bass and long hours of playtime with massive battery life. If you are looking for the loudest Bluetooth speakers that can deliver a staggering amount of volume, be sure to check out our top picks below!
View the Loudest Bluetooth speakers below
#1 Best Overall: JBL Boombox 3
The JBL Boombox 3 is hands down one of the loudest Bluetooth speakers you can find that delivers a massive 136W of sound performance on battery mode and 180W of power on AC. The JBL Boombox 3 is an improvement over the JBL Boombox 2, delivering much louder sound performance and even deeper bass response, and has a much cleaner design with a better handle grip. It also features a 3-way speaker design that delivers higher sensitivity and much deeper bass response with very little distortion at high volume levels, allowing you to push this speaker to the limit and still get consistently good sound performance. We liked that the JBL Boombox 3 comes equipped with a built-in battery that delivers an incredible 24 hours of playtime on a single charge, and you can even use the speaker as a power bank to charge your smartphone device through USB. Furthermore, the speaker is IP67 dust and waterproof, allowing you to bring this speaker virtually anywhere outdoors or by the poolside and never have to worry about water. If you are looking for one of the loudest Bluetooth speakers that is durable, rugged and portable, the JBL Boombox 3 is definitely the one you should get.
When we tested the JBL Boombox 3, we were incredibly impressed by how powerful this Bluetooth speaker actually is. It delivers extremely loud and powerful sound performance with very deep bass – this is the kind of bass that you can actually feel on your skin. At 70% volume, this speaker is loud enough to fill your entire house with music and is even louder than the JBL Boombox 2 at maximum volume. The speaker has two large passive bass radiators at the side of the speaker which really amp up the bass output once you increase the volume level. For a full comparison between the JBL Boombox 3 and the Boombox 2, read our in-depth comparison guide here.
We played a couple of music genres through this speaker including EDM, rock and hip-hop, and you get extremely powerful beats with thumping bass performance. This speaker can deliver really nice highs and vocals with plenty of sparkle and timbre, while the midranges sound clear without sounding recessed at higher volume levels. This makes music sound well-rounded without any overlapping frequency ranges or muddiness in the bass – the bass stays where it should be as bass and does not sound bloated. If you are looking for a loud Bluetooth speaker that can really handle the bass and punchy beats in EDM and hip-hop music genres, the JBL Boombox 3 is definitely a great choice.
The JBL Boombox 3 is essentially designed like a tank and is fully IP67 waterproof – you can bring this speaker outdoors or to the beach and you will never have to worry about it being exposed to water. We also liked the fact that the JBL Boombox 3 comes with a newly updated sturdy metal handle with silicone grips, providing a much better grip especially in wet environments like the poolside. The speaker also comes with an added dedicated subwoofer inside the speaker which maximizes the bass response. This is a notable improvement over the previous JBL Boombox 2 system in that it now has an actual subwoofer – not just bass radiators at the sides of the speaker. The JBL Boombox 3 also has its signature Partyboost function which allows you to link up multiple JBL Boomboxes together to create a much wider listening field and play music in sync with each other. At the back of this speaker are USB and 3.5mm auxiliary ports and the AC input which are protected by a rubberized cover – you can also use this speaker as a power bank to charge your smartphone devices while outdoors.
The Verdict? The JBL Boombox 3 is a powerful Bluetooth speaker that delivers extremely loud volume and monstrous bass. This speaker is a real beast when it comes to delivering loud sound performance and is designed for bass-heavy music such as EDM, rock and hip-hop where you can really hear the bass and the beats of the music. This speaker gets extremely loud with a whopping 136W of sound (180 watts on AC) and has enough volume to power an entire outdoor party or gathering with party music. It also comes with a newly added subwoofer within the speaker which maximizes the bass response and is a welcome upgrade from the JBL Boombox 2. Furthermore, the JBL Boombox 3 is designed like a tank and is fully IPX7 waterproof, allowing you to take this speaker virtually anywhere outdoors. It is also designed to be durable and rugged, and you never have to worry about damaging the speaker because it is extremely sturdy. We also loved the metallic finishes at the side and the metallic handle with silicone grip at the top which makes this speaker easy to carry around. Overall, the JBL Boombox 3 is one of the loudest Bluetooth speakers that delivers extremely loud and massive bass for parties and gatherings and we highly recommend them.
#2 Best Bass: Bose SoundLink Max Portable Speaker
The Bose SoundLink Max Portable Speaker is hands down one of the loudest Bluetooth speakers that Bose recently released in 2024. Compared with other Bluetooth speakers on the market, we really like the brand new features that come with the Bose SoundLink Max such as Bluetooth 5.4 connectivity and its sleek aluminium exterior finish which gives it a premium appearance. This speaker is a full-range stereo speaker that delivers much louder and bigger bass as compared to the SoundLink Flex, and despite it’s small size, delivers volume output that rivals that of the JBL Charge 5. As expected from a portable speaker, the Bose SoundLink Max is IP67 waterproof and dustproof, and provides up to 20 hours of battery life on a single charge which is very much comparable to the JBL Charge 5 and Xtreme 4 in terms of battery life. The speaker also comes with a USB-C port on the back which allows it to double as a power bank to charge your mobile devices, and a built-in auxiliary 3.5mm port which allows you to play music from pretty much any wired connection source. That being said, despite the Bose SoundLink Max feeling very premium, it lacks any built-in microphone which means you can’t take any hands free calls with the speaker.
Our first impressions of this speaker out of the box is that the Bose SoundLink Max feels extremely premium and well-designed. The entire unit feels very well-made and is heavy and dense, and the front grill gives it a minimalist appearance that feels very premium. We were simply blown away by the sound performance of this speaker unit – the loudness is very much similar to the JBL Xtreme 4 but the bass feels richer and much more dense – you can really feel the low-end thump with thew new Bose SoundLink Max especially if you tweak the EQ settings in the app for a bass boost. EDM music performances sounded tight and punchy, and this speaker has an extremely good balance of bass and vocals which makes the music very pleasant to listen to. We tested this speaker with a couple of music performances including New Jean’s Bubble Gum and the speaker sounded absolutely amazing with very clear vocals, crisp highs and dense bass. You can also push up the volume on this speaker and not get any hint of distortion; everything on this speaker is well-calibrated and it gives a consistently clear sound performance that feels rich with details and bass.
In terms of design, this speaker looks incredibly sleek and feels heavy despite its rather small and portable size. This is a speaker that is designed primarily for portability and you can easily carry it in a backpack without any issues. The SoundLink Max also comes with all the latest features as Bluetooth 5.4 codec and comes with the Bose App for you to further calibrate the sound if required. This speaker feels very premium and comes with a sleek front grill design that looks very premium; the entire speaker is IP67 waterproof which makes it suitable for outdoor use. It also comes with a built-in battery that delivers 20 hours of playtime at around 50% volume, although we did find the 5 hour battery charge time rather long without any quick charging capabilities. The speaker also supports Bose SimpleSync which allows you to connect multiple Bose speakers together to create a wider listening field if required. While the Bose SoundLink Max is not the largest speaker on this list, it is one of the best portable speakers we have tested in 2024 that punches above its size and delivers far better sound quality and bass to any Bluetooth speaker of its size.
The Verdict? The Bose SoundLink Max is hands down one of the loudest Bluetooth speakers from Bose that’s designed to be compact and bass-heavy. This speaker has a very premium feel to it and sounds absolutely crisp with very punchy bass and clear highs. You can really push up the volume on this speaker and it will not distort – the sound performance remains consistently clean and clear. This speaker also sounds really good with EDM and rock music and delivers really tight and punchy bass that feels very satisfying to listen to. We would say that the loudness of the Bose SoundLink Max is comparable to the JBL Charge 5 speaker, but it sounds slightly louder and has clearly more depth and refined bass performance. The entire speaker is IP67 waterproof and also comes with a built-in 20 hour battery, although it does lack a microphone. Overall, the Bose SoundLink Max is a good investment if you are looking for a really sleek and loud portable Bluetooth speaker that looks and sounds premium.
#3 Best Sound Quality: JBL Xtreme 4
The JBL Xtreme 4 is one of the loudest Bluetooth speakers designed to be portable and improves on the design of its predecessor, the JBL Xtreme 3. It comes equipped with two woofers, two full-range drivers, and dual JBL Bass Radiators, all tuned to deliver what JBL calls “next level” Pro Sound. Battery life is rated at 24 hours, and with Playtime Boost activated, you can stretch it another 6 hours—though with a slight shift in tuning toward louder, more efficient output. There’s also JBL’s new AI Sound Boost, which dynamically adapts the EQ in real time depending on your content and volume levels. It charges via USB-C and supports Bluetooth 5.3, making it compatible with Auracast and multi-speaker setups. The Xtreme 4 delivers a massive 70W of output power and a full 100W when plugged into AC power.
When I tested the JBL Xtreme 4, I cycled through a few different music genres to get a sense of how the drivers and bass radiators handled various textures especially the low-end bass. Starting with “Lose Yourself to Dance” by Daft Punk, I was pulled in by the low-end grip—the bass was deep but didn’t drown the vocals or rhythm guitar. Then I switched to “All Too Well (10 Minute Version)” by Taylor Swift, which has a lot of subtle layering and acoustic resonance. The Xtreme 4 actually handled this better than I expected for a speaker of this class. Vocals were centered and clear, and there was just enough space between the instruments. For jazz, I played Kamasi Washington’s “Street Fighter Mas,” and while the sax lacked some top-end air, the body of the instrument had impressive weight and warmth. EDM tracks like Illenium’s “Good Things Fall Apart” came through with punch and clarity, and I noticed the AI Sound Boost kicking in at higher volumes—it didn’t just get louder but also subtly lifted the mids to prevent the bass from swallowing the rest.
Design-wise, JBL hasn’t changed the silhouette much from the Xtreme 3, but it feels a bit more refined. The fabric is tighter and more durable, and the rubberized accents now feel more integrated rather than just protective. It still has the rugged IP67 rating, so you can dunk it in water or bring it to a dusty trail and not worry. What I really liked this time around is the built-in bottle opener on the shoulder strap—seems like a gimmick until you’re actually at a beach or park and need it. The shoulder strap itself is also redesigned for better balance when worn crossbody, which makes sense given the speaker weighs just under 2.5kg. The buttons on top are tactile and easier to locate by feel, and you still get a power bank function via USB-C out.
Personally, I think the JBL Xtreme 4 is one of the loudest Bluetooth speakers that is rugged, loud, and refined in its class. Compared to something like the Marshall Emberton II or the Sony SRS-XG300 speakers, the JBL Xtreme 4 holds the edge in sheer output and bass authority. The sound is wider and more room-filling, and the AI Sound Boost actually does something useful at louder volumes. But if you’re after ultra-crisp treble or audiophile-level staging, this isn’t going to replace a home setup or something like the Sonos Move 2. Still, for what it’s meant to be—durable, powerful, and genuinely fun to use—I would go with the Xtreme 4 over most Bluetooth speakers at this range. I think JBL struck a good balance between raw power and usability here, and it’s one of the few speakers I’ve tested recently that feels just as comfortable blasting party music as it does playing something more mellow.
#4 Loudest Marshall Speaker: Marshall Stanmore III
The Marshall Stanmore III is currently the loudest Marshall speaker and can deliver a whopping 80W of output power with deep bass response. This Bluetooth speaker produces a tonne of volume and bass output and delivers a really wide soundstage with crisp highs and very detailed midranges. The entire speaker delivers immersive sound performance and it has good stereo separation which allows you to hear where each musical note is coming from. Compared to other Marshall speakers such as the Acton III, the Stanmore III delivers louder volume and has much more bass, and is a great speaker for blasting music at home. The speaker comes with a 2-channel design with one large woofer and dual tweeters (together with a rear-firing bass reflex port) that delivers really nice vocals and clean highs. It has a wide frequency range from 45 Hz to 20 kHz, and also comes with 3 Class D amplifiers (two 15W Class D amps for the tweeters, and a 50W Class D amp for the woofer) for louder sound. The Stanmore III is also equipped with Bluetooth 5.2 and supports RCA and 3.5mm auxiliary inputs as well. If you are looking for a really loud and powerful speaker that looks really classy and vintage, the Marshall Stanmore III is a great choice.
We really liked the sound performance of the Marshall Stanmore III speaker. Compared with other Marshall speakers that we tested (including the Acton III), the Stanmore III has the loudest volume and the most bass. The bass feels tight and punchy, and they have plenty of depth without sounding muddy or distorted. You can really push up the volume on the Stanmore III speaker and still get crystal clear sound performance and deep punchy beats. We played a couple of music soundtracks including Tony Bennett’s “Fly Me to the Moon” and Dusty Springfield’s “The Look of Love” and they sounded incredible with very realistic soundstage. You can hear the timbre in the vocals and sparkling highs with musical instruments; the lower-end frequency ranges are well-defined and have plenty of depth. The Stanmore III has much more bass than we expected and can also handle EDM and rock music soundtracks really well with deep punchy beats that sound impactful. You can read our full review of the Marshall Stanmore III vs Action III here.
One of the things that we really liked about the Marshall Stanmore III speaker is its classy vintage design. The Stanmore III resembles Marshall’s classical on-stage amp and comes with a leatherette exterior with a signature Marshall logo at the front. We particularly liked the brass knobs on the top control panel which gives it a really nice classical amp feel – you can also easily adjust the volume, treble and bass ranges which is great. The Stanmore III is currently the largest and most powerful speaker that Marshall has to offer, and the speaker itself does take up some space. However, it blends in nicely with modern home interior décor and adds a classy vintage feel which we really liked. The Stanmore III is equipped with Bluetooth 5.2 and it also supports RCA and 3.5mm inputs for turntables or other non-wireless music sources. It also has two outward angled tweeters that enhances the overall soundstage and separation, allowing soundtracks to sound wider and more spacious.
The Verdict? The Marshall Stanmore III is hands down the loudest Bluetooth speaker that Marshall has to offer with 80W of pure stereo sound performance. The Stanmore III speaker has more bass and volume than any other Marshall speaker that we have tested (including the latest Acton III), and delivers really deep bass that makes live jazz and EDM music very enjoyable to listen to. The Stanmore III also comes with a dedicated 50W woofer that handles the low-end frequency spectrum really well, and you can push up the volume on this speaker without getting any distortion. We absolutely loved the signature Marshall amp design and the classy bronze-plated vintage knobs at the top of the control panel which gives the speaker an aesthetic vibe. It also comes equipped with Marshall’s dynamic loudness feature that automatically adjusts the tonal balance of your audio regardless of volume to maintain audio consistency. Overall, the Marshall Stanmore III is hands down one of the loudest Bluetooth speakers you can find that delivers a great combination of volume and bass, and we highly recommend them.
#5 Loudest JBL Speaker: JBL PartyBox 1000
The JBL Partybox 1000 is hands down one of the loudest Bluetooth speakers you can find and is currently the loudest JBL speaker with an incredible power output of 1100W. This massive speaker features JBL signature sound performance with bass boost functionality to boost the bass output from the speakers. The entire speaker is incredibly loud and powerful enough to power an entire party with full panel light shows and superb sound performance. This speaker supports wireless Bluetooth streaming and also comes with a DJ launchpad which allows you to play drums, keyboard and piano instruments, or use this speaker as a portable PA system. It also comes with mic and guitar inputs for you to plug in your mic or guitar and use this as a concert speaker. This is one of the loudest Bluetooth speakers ever developed by JBL and we highly recommend them for their extra loud and powerful sound performance.
The sound performance of the JBL PartyBox 1000 is exceptionally loud and powerful. The speaker delivers crystal clear sound performance at very high volume levels, and does not distort even if you turn it up to 90% volume. We also liked the fact that this speaker gets incredibly loud and can even be linked up to another JBL PartyBox 1000 for double the power output. You can connect two speakers using True Wireless Stereo Bluetooth, or link them up with an RCA cable. The bass on the PartyBox 1000 gets very deep and loud, and is loud enough to rattle the floors and windows in your home. We played a couple of EDM, rock and hip-hop music genres through this speaker and really liked the incredible beats and lower-end bass response that this speaker gives.
The PartyBox 1000 speaker comes with a bass boost feature which allows you to enhance the lower-end frequency range of your music for more powerful beats. This is perfect if you are playing music for large parties and gatherings and want to boost the lower-end sound performance and volume. We also liked the fact that this speaker comes with an LED panel which makes it perfect for DJing. The sound quality of the PartyBox 1000 is crisp and crystal clear, and the sound remains consistently clear at up to 90% of the volume level. The bass starts to roll off around 90% volume, but at that range the sound is so loud that it is powerful enough to power a large party gathering. This speaker delivers immense bass performance even with the bass boost functionality turned off – and is probably the most overpowered speaker we have ever tested (read our full review of the JBL PartyBox 1000 here).
This immensely powerful JBL speaker features a whopping 1100W of audio power – which is around 10x JBL Boomboxes put together. It comes with a 2×7” mid-range and 1×12” woofer, together with an integrated DJ launchpad and guitar and microphone inputs. This makes the PartyBox 1000 great as a concert and portable PA sound system. With that said, the PartyBox 1000 requires an active power outlet and does not come with a portable battery due to its massive size and power output.
The Verdict? The JBL PartyBox 1000 is one of the loudest Bluetooth speakers you can find that is immensely powerful and delivers a tonne of bass. It is currently the loudest JBL speaker – much louder than the JBL Boombox 2 or the PartyBox 300 speaker, and is powerful enough to double as a portable PA sound system. The speaker itself is massive and delivers an incredible 1100 watts of power with plenty of bass and deep lows, making it ideal for EDM and party music. It also comes with a full lighting panel effect which creates a captivating light show and also features a DJ launchpad for playing drums, keyboards and looping your music. Overall, the PartyBox 1000 is a massive and one of the loudest Bluetooth speakers you can find and we highly recommend them for their exceptional sound and volume.
#6 Best Budget: Anker Soundcore Boom 2
The Anker Soundcore Boom 2 is one of the loudest Bluetooth speakers you can find on a budget that delivers massive volume output. At its core, it runs a 2.1 system driven by a 50W racetrack subwoofer and two 15W tweeters, totaling 80W max output with BassUp 2.0 enabled. That low-end boost is meant to elevate punch and fullness when needed, but you also get a customizable pro EQ through the Soundcore app, which gives you some flexibility depending on your listening preferences. The speaker promises up to 24 hours of battery life and includes a built-in power bank to charge your phone on the go. It connects over Bluetooth and supports PartyCast 2.0, so you can link it with more than 100 compatible Soundcore speakers. With IPX7 waterproofing and floatability, it’s designed for outdoor use without sacrificing sound performance and I highly recommend them.
Testing out the Anker Boom 2 speaker, I ran it through a variety of tracks and music genres to see how well it delivers low-end bass and highs. I started with The Weeknd’s “Take My Breath,” which sounded full and atmospheric—lots of low-end drive with a satisfying thump, though the synths felt slightly pushed back when the bass was fully engaged. Switching over to Arctic Monkeys’ “Do I Wanna Know?” revealed decent separation between the vocals and the fuzzy guitars, though the mids felt a touch recessed without some EQ tweaks. I also tried “Levitating” by Dua Lipa to see how it handled pop, and I was surprised by how well it kept her voice front and center while keeping the energy high. Then for something more layered, I played Snarky Puppy’s “Shofukan.” The horns and percussion came through clean, and while it lacked the ultimate finesse of a more premium speaker, I didn’t feel like I was missing much in the overall groove. The clarity of the tweeters held up well, especially when I dialed back the bass a bit using the EQ.
Design-wise, the Boom 2 feels rugged and very portable. The chassis is solid, covered in a tight-weave fabric that resists scuffs, and the rubberized edges give it grip on any surface. The controls up top are tactile and easy to use, even when wet, and the IPX7 waterproofing meant I could toss it near the pool without worrying—plus, it floats, which is surprisingly useful when you’re not keeping track of it. It weighs around 2.3kg, which is reasonable given the size and output. I also liked the carry handle design—it’s molded into the body, which makes it less fussy than straps. One thing I appreciated during longer listening sessions was how stable it stayed, even at higher volumes where some speakers tend to rattle or drift with low-end bass notes.
Overall, I think the Soundcore Boom 2 is one of the best loudest Bluetooth speakers that is loud, rugged, and very nicely designed with different customization options. Compared to something like the JBL Xtreme 4, the Boom 2 is slightly more aggressive in the low end but trades off a bit of finesse in the midrange. The 2.1 setup does help give it better separation than typical mono outdoor speakers in this range, and having the pro EQ really makes a difference if you’re the kind of listener who wants to shape the sound a bit. I would go with the Boom 2 if I needed a tough all-rounder for outdoor parties, especially where volume and bass are key. But if I were prioritizing vocal clarity and a more balanced out-of-box tuning, I might lean toward JBL Xtreme 4. Still, for the price, the Boom 2 feels like it delivers more value than most in its class—it’s not perfect, but it does exactly what it’s built for and it does it well.
#7 Best for Outdoors: Turtlebox Original Gen 3
The Turtlebox Original Gen 3 is one of the loudest Bluetooth speakers that delivers a solid 100W of output power and is designed for rugged outdoor use. It’s fully drop-proof, crush-proof, and dust-proof, which puts it in a different category from most consumer Bluetooth speakers. It carries an IP67 rating, which means it can handle submersion in both fresh and saltwater without failing. The speaker also delivers up to 3 days of continuous playback on a single charge, which in practice gives you enough runtime for a full weekend off-grid. One of the more unique points is Party Mode, which allows unlimited pairing with other Gen 3 Turtlebox speakers—though it’s important to note that this generation doesn’t support backward compatibility with Gen 1 or Gen 2 units. On the sound side, it’s designed to push deep bass and defined mids at high volumes without losing clarity in open-air settings, making it a formidable competitor to the JBL Xtreme 4.
When I tested the Turtlebox Gen 3, I focused on how it performed in outdoor conditions (especially on the low-end bass), since that’s what it’s really designed for. I started with Foo Fighters’ “The Pretender” and cranked the volume—what impressed me was that the speaker handled the dynamics without clipping or distorting, even as the track built up. The guitars had texture, the kick drum came through with impact, and the vocals stayed clear in the mix. I also tried something softer like Norah Jones’ “Come Away With Me,” and while the treble was a bit smoothed out compared to more neutral speakers, the vocal warmth was intact and the midrange came through with good presence. With hip-hop tracks like “SICKO MODE” by Travis Scott, the bass had real physical weight, even in open spaces, which is something many smaller speakers just can’t replicate. I wouldn’t say it’s the most refined sound, but for loud outdoor playback, it does exactly what it’s supposed to.
In terms of design, the Turtlebox Gen 3 feels more like field gear (not exaggerating) than a typical Bluetooth speaker. It’s big, angular, and made with heavy-duty materials that can take a beating. The rubber corners and reinforced grille make it suitable for rough transport, and I had no hesitation tossing it in the back of a truck. The buttons are large and easy to use, even with gloves on, and the integrated handle is thick enough to get a proper grip without it feeling awkward. It weighs just under 10 pounds, so it’s not light, but it’s manageable considering the power and build. The waterproofing held up during both fresh and saltwater exposure—I actually left it near shoreline spray for a couple of hours and it kept playing without issue. The physical design makes this speaker great for unpredictable, outdoor-heavy scenarios where durability matters more than portability.
On the whole, I think the Turtlebox Gen 3 fills a very specific outdoor niche and does it better than most of its competition. If you’re comparing it to something like the JBL Xtreme 4 or even the Soundboks Go, the Turtlebox leans harder into ruggedness and raw output. It doesn’t offer the same flexibility in tuning or the smoother sound you’d get from more refined drivers, but that’s not really the point here. I would go with the Turtlebox if I needed something that could cut through wind and ambient noise at a campsite, boat deck, or worksite. I think that for anyone who spends more time outdoors than inside, this is one of the few speakers that’s actually built to keep up. It’s not for everyone, but for the right kind of use case, it’s absolutely one of the loudest Bluetooth speakers you can bring outdoors.
#8 Best Portable PA Speaker: Monster Rockin’ Roller 270
The Monster Rockin’ Roller 270 is one of the loudest Bluetooth speakers designed more as a portable PA sound system for powering outdoor parties. It pushes up to 200 watts of peak power, which puts it on the larger end of the portable speaker category. One of the headline specs is the battery life—it’s rated for up to 100 hours of playtime on a single charge, which is considerably longer than most competitors in this size class. On the usability side, it comes with a built-in Qi wireless fast charging pad for compatible phones and includes TWS pairing if you want to connect a second unit for stereo sound. It’s also rated IPX4 for water resistance, which means it can handle splashes or light rain but not full submersion or heavy downpours. The design leans more toward utility than sleekness, and the form factor reflects that—it’s built more like a rolling PA system than a compact Bluetooth speaker.
When I tested the Rockin’ Roller 270, I wanted to see how it handled different genres at moderate and high volumes, especially given the size of the driver system and the power output. Starting with “Titanium” by David Guetta and Sia, the bass had enough weight to feel physical even at around 50 percent volume. The vocals were decently clear, though the treble detail wasn’t as sharp as something like a JBL Boombox or a more hi-fi-tuned model. On “Go Your Own Way” by Fleetwood Mac, the guitars came through with texture, and the drum transients hit with enough definition to feel satisfying. When I moved to bass-heavy tracks like “Nonstop” by Drake, the low end stayed full without distorting, but at higher volumes, I did notice a slight softening in the upper mids, which made vocals sit back in the mix a little more than I would have liked. For acoustic sessions—like “Holocene” by Bon Iver—the speaker handled the soft layering well, though it lacked some of the space and clarity you’d get from a more refined stereo field. That said, the speaker definitely performs best in big, open spaces where sheer output matters more than the detailed highs and mids.
In terms of design, the Rockin’ Roller 270 looks and feels like a speaker built like a portable PA sound system. It’s housed in a heavy-duty plastic chassis with rubberized edges and comes with a retractable handle and wheels, which help offset its substantial weight. It’s not the kind of speaker you casually carry around, but it’s easy to roll across pavement or grass. The control panel is straightforward and responsive, and the built-in Qi charging pad is a genuinely useful addition when your phone’s running low during a long session. The IPX4 rating gives it light weather resistance, though it’s not the speaker I’d leave outside in a storm. It’s better suited for patios, garage setups, tailgates, and other casual outdoor scenarios where water exposure is limited. The build feels solid, and nothing about it suggests fragility—it’s clearly designed to be used and moved often, even if the form factor is a bit more bulky than most wireless speakers.
Overall, I think the Monster Rockin’ Roller 270 is one of the loudest Bluetooth speakers designed as a portable PA sound system with really good battery life that can easily go up more than 24 hours (depending on your volume level). Compared to something like the Turtlebox Gen 3 or JBL Xtreme 4, it doesn’t have the same waterproofing or treble sharpness, but it pushes more power and lasts significantly longer on a charge. I would go with the Rockin’ Roller 270 if I wanted a portable PA speaker for outdoor events, garage use, or backyard parties where I didn’t want to worry about recharging for days. I think that this speaker delivers what it promises—big sound, long runtime, and useful extras like Qi charging. It’s not an audiophile’s speaker, but it does its job well, and that makes it a solid option for anyone who just wants reliable, long-lasting volume for outdoor spaces and parties.
#9 Best Portable: Monster Sparkle Loud Bluetooth Speaker
The Monster Sparkle Bluetooth speaker is a really powerful Bluetooth speaker with 80W of sound output and a dazzling LED lightshow display. This speaker features Monster’s Pure Sound technology that delivers impactful bass and very loud volume levels that can power an entire outdoor party. It comes equipped with a 2” tweeter and 5.25” subwoofer to provide crystal clear highs, smooth treble ranges and a much deeper bass response. Furthermore, we liked that this Bluetooth speaker features a 6 full panel lighting effect to create a lightshow for visually stunning experience during parties and outdoor gatherings. It also comes with an ergonomic handle at the top for you to take the speaker virtually anywhere outdoors. This speaker comes with a massive battery that provides up to 24 hours of playtime on a single charge, and it also features Monster’s wireless stereo pairing technology which allows you to pair two speakers via Bluetooth for true stereo sound with a combined output of 160W. We also liked that this speaker comes with multiple input options including auxiliary, TF card, USB and 6.35mm instrument inputs for microphones. On the whole, the Monster Sparkle Bluetooth speaker is one of the loudest Bluetooth speakers we have tested and we highly recommend them for their incredibly loud sound performance.
We were very impressed by the sound performance of the Monster Sparkle Bluetooth speaker. This speaker can deliver extremely loud sound performance with deep bass response, and has an output power of up to 80W. You can practically push this speaker to maximum volume level and still get consistent sound performance with minimal distortion. This speaker handles the highs and midrange frequencies well – the highs are crisp and clear with plenty of sparkle, while the midranges sound smooth without sounding recessed at higher volume levels. The bass on this speaker is powerful and goes very deep, but does not muddy into the midrange frequencies. This gives the Monster Sparkle a bass-leaning sound signature that is well-balanced between the higher frequency ranges and the bass. We played a couple of music genres including EDM, rock and hip-hop with heavy beats and you can really feel the low-end punch that this speaker delivers. We also liked that the Monster Sparkle has a dedicated 5.25” subwoofer, delivering deep bass that adds plenty of depth and presence to music performances.
One of the things that we really liked about the Monster Sparkle speaker is its LED display. It features 6 full panel lighting effects and delivers a visually stunning experience that syncs to the beat of the music. The LED lightshow is very colorful and dynamic, the light strobing effect makes this speaker perfect for disco parties or outdoor events. We also liked that this speaker comes with built-in battery that provides up to 24 hours of playtime on a single charge. We also used the wireless stereo pairing function and the speaker syncs up automatically to another Monster Sparkle speaker to create a 160W sound field with decent stereo effect. This speaker also comes with multiple input options including auxiliary, TF card and USB which is very useful if you need to play music from different sources. The battery pack can also double as a power bank and you can charge your smartphone devices by plugging it into the speaker’s USB port. The Monster Sparkle speaker comes equipped with Bluetooth 5.3 technology and allows you to stream music from your smartphone or tablet device. It is also IPX5 waterproof and you can take this speaker outdoors and never have to worry about exposing it to water or under the rain.
The Verdict? The Monster Sparkle is one of the loudest Bluetooth speakers you can find that is designed to be portable and delivers a massive 80W of sound with a dedicated subwoofer. This speaker comes with a full panel lighting which creates a visually stunning lightshow for parties and gatherings, and the lightshow syncs to the beat of the music which enhances the visual effect. This speaker can get incredible loud and delivers really massive bass performance due to its dedicated 5.25” subwoofer – this makes EDM, rock and hip-hop music genres particularly enjoyable to listen to You can also push this speaker up to maximum volume levels and get minimal distortion, which is a nice added plus. This speaker also comes with a built-in battery that provides up to 24 hours of playtime on a single charge, and can even double as a power bank to charge your devices. This speaker is also IPX5 waterproof and splash-resistant, allowing you to take it outdoors or by the poolside. Overall, the Monster Sparkle is one of the loudest Bluetooth speakers we have tested and we highly recommend them.
#10 Loudest Outdoor Speaker: The Soundboks 4 Bluetooth Speaker
The Soundboks 4 is the latest and most powerful Soundboks speaker currently available that delivers a massive 126dB of sound output. Compared to the previous generation Soundboks 3 speaker, the Soundboks 4 delivers more bass and a much more well-rounded frequency range with crystal clear highs, smooth midranges and punchy bass. It also comes with an added pulse reflex port to enhance the lower-end bass response and provide deeper beats for EDM and rock music performances. Apart from the improved sound performance, the Soundboks 4 is equipped with a new customizable design with a detachable grill that pops off and on again (you can also spray paint it to customize design). The Soundboks 4 is equipped with a detachable built-in battery that delivers up to 40 hours of playtime on a single charge, and comes with a built-in DSP processor which provides up to 20% longer playtime at maximum volume (up to 6 hours) as compared to the Soundboks 3’s 5 hours at max volume. The Soundboks 4 speaker is fully wireless and is equipped with TeamUp with SKAA to pair up to 5 speakers together for a much wider soundstage. If you are looking for an extremely powerful speaker that can blast music outdoors, the Soundboks 4 is definitely the one you should get.
We really liked the sound performance of the Soundboks 4 and how loud this speaker gets in an outdoor setting. Compared with the Soundboks 3, the Soundboks 4 delivers much deeper bass, present mid-ranges and punchier bass lines. We played a couple of EDM and hip-hop music soundtracks such as JVKE’s “Golden Hour” and the bass notes sounded really deep and punchy, with a really good emphasis on the sub-bass. At close to maximum volume, the Soundboks 4 is loud enough to power an entire large backyard or outdoor space with filling sound performance – vocal performances sound crisp and well-defined, and we really liked the midranges on this speaker which sounded smooth and clear. One thing we really enjoyed about the Soundboks 4 is that it delivers crystal clear distortion-free sound at any volume level; the sound quality is the same at max volume and at low-volume levels. You get really consistently clean sound performance with really clear highs and vocals.
Like the Soundboks 3, the Soundboks 4 speaker is designed like a tank and is rugged and water-resistant. The speaker comes with a dentproof steel grill with splash-proof electronics and comes with shock absorbing ball corners which allow you to place this speaker anywhere without damaging the exterior casing. The Soundboks 4 speaker pretty much has the same specs as the Soundboks 3 except that it comes equipped with a detachable front grill panel that can be customized according to your preferences. The Soundboks 4 is also equipped with 3 X 72W RMS Class D amplifiers that delivers a total output of 216Ws. It also comes with an adaptive DSP with proprietary bass enhancer for deeper sound performance, and has an effective frequency range of 40 Hz to 20 kHz. Like the Soundboks 3, the Soundboks 4 also comes with dual 10” woofers and 1” 104dB compression driver tweeter for crystal clear highs and deeper bass. The speaker comes with volume control knobs with LED indicators and has a TeamUp button with LED indicators for pairing with multiple Soundboks speakers.
Compared to the JBL PartyBox 1000 (read our detailed comparison guide here), the Soundboks 4 is a much more portable option and can be easily carried around outdoors. One of the biggest advantages of the Soundboks 4 is that it comes equipped with a 40 hour battery pack which makes it very portable, while the JBL PartyBox 1000 requires AC power and needs to be connected to a power outlet. The JBL PartyBox 1000 is not water-resistant, while the Soundboks 4 is designed to withstand outdoor elements. Having said that, the JBL PartyBox 1000 does deliver much louder volume output (at 1100Ws) compared to the Soundboks 4’s 216Ws, and has much more powerful woofers and deeper bass.
The Verdict? The Soundboks 4 is hands down one of the most powerful and incredibly loud Bluetooth speakers we have tested that delivers a massive 126dB of volume. This speaker is designed for blasting music outdoors and comes with an extremely rugged water-resistant design with a detachable grill for design customization. Compared with the previous generation Soundboks 3, the Soundboks 4 also delivers much more rounded bass response with its pulse reflex bass port, and has a wide frequency range from 40 Hz to 20 kHz. It also comes with a new DSP processor that delivers 20% longer battery life at maximum volume. This speaker is very portable and also comes with a detachable 40 hour battery pack. Overall, the Soundboks 4 is one of the loudest Bluetooth speakers currently available and we highly recommend them.
#11 Loudest Boombox: Monster Blaster 3.0 Portable Speaker
The Monster Blast 3.0 is one of the loudest Bluetooth speakers that delivers an incredible 120W of sound performance and is IPX5 waterproof for outdoor use. This speaker pumps out extremely loud sound performance and very deep bass and is capable of powering an entire outdoor party with rich and immersive sound performance. We were very surprised by how much power this speaker actually has – it comes with 4 built-in 15W full-range speakers with a dedicated subwoofer for deep bass performance – the woofer itself delivers up to 60W of power. This speaker also has a large 5,200mAh battery that can deliver up to 12 hours of playtime on a single charge, and can even double as a USB powerbank for your smartphone and tablet devices. We also liked the environmental EQ mode functionality which allows you to switch between indoors and outdoor modes to optimize the sound performance for louder volume and clarity. The entire speaker has a sleek and portable design that comes with a built-in handle which makes carrying the Blaster 3.0 around easy and convenient especially for outdoor use. Overall, the Monster Blaster 3.0 is hands down one of the loudest Bluetooth speakers that we have tested and highly recommend them for their loud sound performance.
The Monster Blaster 3.0 produces some of the loudest sound performance we’ve ever heard from a Bluetooth speaker. This speaker delivers an incredible amount of volume and can power an entire outdoor party. The speaker actually has crystal clear highs and a lot of midrange – this speaker sounds absolutely great when you play EDM, rock and hip-hop music through them. The bass on the Monster Blaster hits hard and punches very deep – it’s the kind of bass that you would expect to hear from a subwoofer with a lot of depth and substance. You can really push this speaker up to maximum volume and get superb sound performance with virtually no distortion – the sound quality remains consistently clear at every volume level. It can take any music soundtrack that you throw at it an amplifies the dynamic range and bass, making them sound much more detailed and louder than you would expect. This speaker also has pretty good soundstage and you can hear the details in the music with good separation; the Monster Blaster 3.0 comes with 6 built-in speakers and it distributes the highs and midrange frequencies evenly – you can distinguish between the vocals, instrumental notes and midranges pretty well, and the bass is consistently tight and does not muddy into the midrange frequencies.
We really liked the sleek and portable design of the Monster Blaster 3.0. This speaker is essentially built like a tank and is IPX5 water-resistant, allowing you to take this speaker outdoors or on hiking adventures without having to worry about the rain. The speaker supports multiple audio input options including Bluetooth 5.0, aux input, microphone inputs which is great if you want to connect multiple devices at a time. We also liked that the speaker features environmental EQ modes which allow you to optimize the music for indoor or outdoor listening. Furthermore, the Monster Blaster speaker comes with a massive 5,200mAh battery that doubles as a power bank and allows you to charge your devices on the go and the battery has enough power to keep the speaker blasting music for up to 12 hours without having to recharge. We really liked the sleek and modern design of the Monster Blaster 3.0 – it comes with a metal anodized mesh covering the speaker which gives it a modern appearance. The Monster Blaster 3.0 comes equipped with four 15W full-range speakers with two speakers on each side to deliver distribution sound performance, as well as a 60W integrated subwoofer. The speaker supports wireless Bluetooth streaming and the connectivity is stable and consistent – we never experienced any dips in sound quality even while playing music outdoors.
The Verdict? The Monster Blaster 3.0 is an exceptionally powerful Bluetooth speaker that delivers 120W of loud sound performance. They come with four 15W full-range speakers and a 60W integrated subwoofer for deeper bass response. When we tested out the Monster Blaster 3.0, we were surprised at how loud this speaker actually is – they are comparable to the JBL Boombox 3 in terms of volume and bass response. The bass on this speaker punches very deep and has plenty of depth and substance; this makes EDM and rock music sound very engaging and enjoyable to listen to. The highs in the music are crystal clear, and vocals sound engaging and well-defined especially with EDM and rock music. You can really push up this speaker to maximum volume without getting any distortion and it is loud enough to power large outdoor gatherings. The entire speaker is built like a tank and is IPX5 water-resistant and comes with a large built-in battery that delivers up to 12 hours of playtime on a single charge. The speaker buttons at the side are large and intuitive to use, and allow you to adjust the volume and change the EQ modes depending on your listening preferences. If you are looking for one of the loudest Bluetooth speakers that can deliver impressive volume output and superb bass, the Monster Blaster 3.0 is definitely a great choice.
#12 Best Design: Tribit StormBox Blast Bluetooth Speaker
If you are looking for a loud Bluetooth speaker that can deliver exceptional bass, the Tribit StormBox Blast is definitely a great choice. This speaker is designed to provide very deep bass performance with XBass technology – this greatly enhances the lower-end bass response and makes the sound feel much more punchy and engaging. The entire speaker is designed to provide massive volume and sound, and can deliver a whopping 90Ws of sound that can power an entire outdoor party. This speaker is also incredibly well designed and comes with 32 LED lights which sync to the beats of the music, creating a visually stunning lightshow that makes it great for parties. Furthermore, this Bluetooth speaker comes with a built-in battery that can deliver up to 30 hours of playtime on a single charge and even double as a power bank for your smartphone devices. It also features the latest Bluetooth 5.3 audio codec for high-performance wireless music streaming, and comes with customizable EQ modes for your to tweak the sound according to your preferences. Overall, the Tribit StormBox Blast is one of the loudest Bluetooth speakers that delivers incredible bass response and we highly recommend them.
We were very impressed with how loud the Tribit Stormbox Blast speaker can go. This speaker can get extremely loud and delivers a massive 90W of sound with really powerful bass due to its dual mid-woofers and two tweeters. Surprisingly, we found that the Stormbox Blast speaker sounds much better at louder volume levels – the midranges and highs can get pretty muddied at lower volume levels. This speaker only has 16 volume levels and the gaps between the volume levels are quite substantial, so you would have to keep this in mind when adjusting the volume. Having said that, the sound gets gradually better at louder volumes and you can really hear the details in the music with crisp highs and detailed midranges. The midranges sound crystal clear and never recessed, while the bass sounds punchy and is constantly very strong. The XBass technology really boosts up the bass especially at louder volume levels, making this speaker sound extremely punchy when you play EDM or rock music through this speaker. You can literally feel the bass and the beats in the music at higher volume levels; the bass adds a layer of depth and presence to the sound, making the sound feel much bigger and engaging.
The Tribit Stormbox Blast is essentially built like a tank and is IPX7 waterproof, making them great for outdoor listening or poolside parties. The speaker can take splashes and sprays of water without any issues and has pretty good durability. The speaker also comes with a large carry handle at the top which allows you to carry the speaker around in outdoor spaces. One thing that we really liked about this speaker is the built-in power supply – it is powerful enough to run the speaker at maximum volume continuously and is a huge plus if you need the speaker to power an entire outdoor party or house gathering. The battery can provide up to 30 hours of wireless music streaming and also double as a power bank to charge your smartphone devices if required. We also liked the LED lighting on this speaker – the lightshow syncs to the beat of the music and looks really stunning – you can also turn the lights off if required. The Tribit Stormbox Blast also features the latest Bluetooth 5.3 for stable wireless connectivity and has a 150 feet wireless range. You can also use the Tribit app to customize the sound settings and EQ which is a nice added touch.
The Verdict? The Tribit Stormbox Blast is one of the loudest Bluetooth speakers that delivers a massive 90W of sound performance with XBass technology for much deeper bass response. This Bluetooth speaker sounds absolutely incredible at full volume level and can produce bass that will literally shake the floor. The XBass feature is also useful to pump up the bass response, delivering extra punchy beats for EDM, rock and party music. We were surprised at how clean the sound from the Stormbox Blast sounded – you get crystal clear highs, detailed midranges and bass that does not muddy into the midrange frequencies. EDM music sounded very clean and punchy with good separation between the vocals and the bass. We also liked how much power this speaker has – it comes with a built-in battery that provides up to 30 hours of playtime on a single charge and also has an AC power input to charge the speaker quickly. The entire speaker is designed like a tank and is IPX7 waterproof, and comes equipped with Bluetooth 5.3 for a consistent and stable wireless listening experience. Overall, the Tribit Stormbox Blast is one of the loudest Bluetooth speakers we have tested that delivers massive volume output with deep bass, so be sure to check them out.
#13 Best for Parties: Sony SRS-XG500 Bluetooth Speaker
The Sony SRS-XG500 is one of the loudest Bluetooth speakers that delivers a tremendous amount of volume and bass. They come with Sony’s X-balanced speakers for powerful bass and crisp sound, and can deliver loud volume levels that can easily transform your house into a rock concert. The speaker features an IP66 water-resistant and dustproof design, and comes with a 30 hour built-in battery for a super long playtime. Despite its large size, the speaker is actually lightweight enough to be portable and carried around. Overall, the SRS-XG500 is the loudest Bluetooth speaker from Sony and we highly recommend them.
We really liked the versatility of the Sony SRS-XG500 Bluetooth speaker. This speaker has great sound range, and can play the highs, midranges and lows perfectly clear – without distortion at max volumes. While the upper midranges sound sweet and crisp, and low-end bass really kicks hard with this speaker and adds a tonne of flare to EDM and rock music genres. We also liked the LED lighting around the speaker which accentuates the sound effect from the speaker.
One of the things that really stand out about the SRS-XG500 is that it comes with a mic/guitar rear input to double as a portable PA system. You can also connect and stream music easily with Bluetooth, or adjust the LED ring lighting for party ambience. The speaker is designed like a tank and is fully IP66 waterproof and dustproof. This is the kind of speaker that will last for years to come and is a great investment for those looking for a durable and portable speaker.
The Verdict? The Sony SRS-XG500 is the loudest Bluetooth speaker produced by Sony that has an excellent combination of versatility and portability. The speaker is large but lightweight, and comes with a massive built-in battery that delivers up to 30 hours of playtime on a single charge. Furthermore, the speaker comes with a mic/guitar rear input which allows it to double as a portable PA system. It also comes with simple Bluetooth and volume controls at the front for easy adjustment. Overall, the SRS-XG500 is one of the loudest Bluetooth speakers from Sony and we highly recommend them.
#14 Best for Home: Devialet Phantom II
The Devialet Phantom II is hands down one of the loudest Bluetooth speakers built for home listening. This high-end speaker can pump out an incredible 95dB of sound with heavy bass, and features an iconic white design with an incredibly sleek appearance. The speaker is compatible with Spotify Connect, AirPlay, Blueototh, UPnP, optical and analog devices. It’s the only speaker that we have tested that fits in very nicely in modern home interior décor, and can deliver bass and volume on the same level as a home theater system. If you are looking for an ultra-high-end Bluetooth speaker with some of the loudest volume you’ll ever hear, we highly recommend the Devialet Phantom II for its volume and design.
The sound performance of the Devialet Phantom II is superb and impressive. This speaker is ultra-dense and built to deliver more power, precision and clarity than any other wireless Bluetooth speaker from the bass to the treble ranges. This speaker delivers immensely wide soundstage with virtually zero distortion at max volume levels and with no background noise. It does have a wide frequency range of 16 Hz to 25 kHz, and the dynamics of this speaker are very nicely defined at every frequency level. The level of clarity, precision and dynamics that you get with the Devialet Phantom II is on another level – it feels and sounds like an audiophile speaker. Do note that we recommend at least 10 hours of music break-in before sound starts to actually open up.
The Devialet Phantom II speaker features an incredibly sleek and modern design with all the latest built-in features. It comes with a dedicated remote to help you take control of your music and the remote integrates seamlessly into the Devialet ecosystem. It comes with a modern LED matrix display, proximity sensor, standby mode and built-in battery. We also liked the Bluetooth 5.0 connectivity and elegant stainless steel scroll wheel for easy sound adjustment. The Phantom II also comes with a built-in app which allows you to set up the Phantom and fine-tune your settings on the go, such as adjusting latency for A/V, activating Standby Mode or customizing the bass for night mode. We also loved the Phantom’s open architecture system which allows you to connect straight to AirPlay 2, Spotify Connect and UPnP.
The Verdict? The Devialet Phantom II is one of the loudest Bluetooth speakers you can find for home listening. This audiophile-grade speaker is designed to produce pristine sound performance with crystal clear highs and well-defined dynamics, producing loud volume with virtually no distortion and no background noise. It also has an extremely wide frequency range of 18 Hz to 21 kHz, and delivers music notes with precision and grace. The mids and vocals are exceptionally clear on the Phantom II. The design is also incredibly sleek, and will no doubt blend into modern home interior décor easily. Overall, the Devialet Phantom II is one of the loudest Bluetooth speakers you can find and we highly recommend them for their iconic sound.
#15 Best PA Sound System: JBL PartyBox 300
If you are looking for a more economical alternative to the JBL PartyBox 1000, the JBL PartyBox 300 is your answer. The JBL PartyBox 300 is one of the loudest Bluetooth speakers ever made by JBL and is loud enough to power large outdoor gatherings and events. If you are looking for speakers that can handle the volume – these speakers are your answer. The PartyBox 300 also offers JBL signature sound with deep booming bass and crystal clear sound performance. The level of bass that you get from these speakers is also on another level – and feels like 10x JBL Boomboxes combined. Overall, the JBL PartyBox 300 is one of the loudest Bluetooth speakers available from JBL and we highly recommend them.
The JBL PartyBox 300 delivers extremely loud JBL sound performance. The bass on this speakers goes very deep and low, and you can literally feel the floor vibrating with these speakers turned on to max volume levels. When pushed to maximum level levels, this speaker delivers crystal clear sound with virtually zero distortion levels. The highs and crisp and the midranges are superb – as with all JBL speakers – the vocals are also very well-defined. This is definitely the kind of speaker you would want to use as a PA system or as a large speaker for events. The PartyBox 300 can produce way louder volume than the JBL Boombox 2 without any distortion.
The PartyBox 300 delivers a full panel lighting effect which creates a captivating light show to dazzle the crowd with a visually lasting experience. You can also change the lighting strobe effects using the JBL app. This massive speaker has an output wattage of 120 watts, and also comes with mic and guitar inputs which allow you to plug in your mic or guitar on the speaker. This massive speaker also comes with a portable rechargeable battery that delivers an incredible 24 hours of playtime on a single charge. The speaker is durable and built like a tank, and is a great investment if you are looking for an outdoor PA speaker to last for years to come.
The Verdict? The JBL PartyBox 300 is definitely one of the loudest Bluetooth speakers from JBL that doubles as a portable PA sound system. This speaker delivers signature JBL sound performance with crystal clear highs, midranges and deep bass performance. It also features full panel LED lighting which gives a visually stunning experience when used in outdoor performances. We also liked the fact that this speaker comes equipped with mic and guitar inputs which allow you to plug in your mic and guitar on the stage. The speaker is also designed to be portable and comes with a rechargeable battery with long hours of playtime on a single charge.