JBL BandBox Trio Portable AI-Powered Practice Amp and Speaker

The JBL BandBox Trio is an all-in-one, AI-powered practice amp and speaker that rewrites how you riff, jam, and spark ideas. Stream any track and BandBox Trio instantly separates instruments and vocals in real time, so you can mute parts, isolate tricky solos, or change keys. It’s like having bandmates who are actually playing with you.

After sharpening your chops, BandBox Trio is ready to take your original jams on the road. A four-channel mixer is built right in—so you can run your whole rig without breaking a sweat. And when you strum? Yeah, everyone’s gonna hear it. From rehearsing in the garage to jamming on the go, BandBox Trio gives you legendary tones with classic guitar amp models—from clean to ultra-grungy—and must-have pedal effects.

Feel like laying down some of your own ideas? Plug in via USB and hit record. And with a swappable battery, play anytime, anywhere—no outlets necessary. Whether you’re bending your first note or sliding into a solo, BandBox Trio changes the way you practice, jam, and create. Plug in, turn up, and take the lead—this amp’s got your back.

Stem AI real-time vocal and instrument separation

Put yourself in the mix. Whatever the song, BandBox Trio lets you jump right in. Stream any track and it’ll automatically separates out the vocals, drums, and guitar in real time. Take the solo, front the band, or lock in with the groove—it’s your call. Stuck on a tricky riff? Isolate it ‘til it’s second nature. Whether you’re sharpening your skills or just jamming for fun, BandBox Trio makes every session feel like the real thing.

Powerful JBL sound

BandBox Trio delivers the powerful JBL sound that makes you sound like the player you hear in your head. With a 6.5” woofer, dual tweeters, and 135 watts of clean, powerful output, BandBox Trio plays way louder than it looks. Just plug in and jam like you mean it.

Legendary guitar amp and effects models

JBL BandBox Trio gives you a pedalboard’s worth of effects—without lugging a single pedal. From phaser and chorus to lush reverbs that make everything feel bigger, its got all the classics built right in. Plus, legendary amp tones—from clean sparkle to face-melting distortion—everyone can lock in their go-to sound or try something new.

Built-in 4-channel mixer

Mix on the fly—no stress, no guesswork. BandBox Trio’s built-in 4-channel mixer has a big LCD screen right on top, making mid-song tweaks easy, even in low light. Four inputs let you plug in guitars, mics, keys, and even an electronic drum kit—so the whole band can sound tight.

Quality microphone effects

Built-in reverb and delay give your vocals that polished, pro sound—no extra gear needed. Just plug in, dial it in, and sound like you’ve got a full rack of studio effects (without hauling them around).

Onboard practice and performance tools

The JBL BandBox Trio comes with all the tools your old practice routine wishes it had. Tuner? Check. Metronome? Yep. A full-featured drum machine with presets and a looper so you can mimic a full band? You bet. And if a song’s in Drop D and you’re not feelin’ like retuning, just shift the pitch to match your vibe. Singing a little out of your range? Drop the key and pretend it was always meant to be yours. No judgment—just smarter practice, better jams, and way fewer excuses.

Big, integrated LCD colour screen

The big, integrated LCD colour screen lights up when you need it—so dialling in tools, amp models, and effects is a breeze. And when you’re locked in? It fades out and gets out of your way. Just like it should.

Built-in audio interface

Came up with something genius and don’t wanna lose it? Hit record before it disappears forever. With a USB-C output, you can connect BandBox Trio to your laptop to capture your original sound straight to your Digital Audio Workstation (DAW)—no extra interface, no extra hassle. Because when the ideas hit, you’re always ready to go.

Up to 10 hours of playtime

Who needs an outlet when you’ve got range? BandBox Trio runs up to 10 hours on a charge. On a roll? Swap in a spare JBL Battery 400* and keep going like nothing happened. (*Spare battery not included)

Dial in your sound with the JBL One app

Take full control of your sound—without lifting more than a finger. The JBL One app lets you shape everything from volume and EQ to pitch, key, tone, and custom pedal chains. Swap amp models, build your perfect effects rig, and tweak your mix in real time. Practice tools and AI stem separation? Right there in the app. Sound exactly like yourself—or whoever you feel like today.

• Jam Like You’re in the Band – Now you can play along with classic tracks from your favourite bands - BandBox puts you right in the mix, so it feels like you’re part of the lineup.
• Real-Time Pitch Adjusting – Musicians can re-pitch classic tracks to suit their vocal range, making practice and performance more comfortable and personalised.
• Portable JBL Sound – Rich, immersive audio tuned for instruments and vocals.
• Practice Anywhere – Bluetooth streaming, AI stem separation, and built-in tools make it easy to play anytime, anywhere.
• Creative Freedom – Amp models, effects, and looping without extra gear.
• Versatile Use – Doubles as a wireless speaker or monitor for PA setups.

General Specifications

• Power input: AC 100 - 240 V ~ 50 / 60 Hz or USB PD 3.1 20 V 3 A
• Cable type: Straight AC power cable (type varies by regions)
• USB charge out: 5 V / (max) 3 A
• USB format: FAT16, FAT32, exFAT
• UAC: UAC audio format supportingPCM, 48 K, 24 bit with 2 channels

Audio Specifications

• Transducers: 1 x 6.5 inch woofer + 2 x 25 mm silk dome tweeter
• Output power: 135 W RMS (IEC60268)
• Frequency response: 50 Hz - 20 kHz (-6 dB)
• Signal-to-noise ratio: > 80 dB Control and Connection Specifications
• Bluetooth® version: 5.4
• Bluetooth® profile: A2DP V1.4, AVRCP, V1.6
• Bluetooth® transmitter frequency range: 2.4 GHz - 2.4835 GHz
• Bluetooth® transmitter power: ≤ 15 dBm (EIRP)
• Bluetooth® transmitter modulation: GFSK, π/4 DQPSK, 8DPSK
• Headphone output: Max 1 Vrms, supporting 16 ohm and 32 ohm impedance headphones
• Lineout output: Max 1 Vrms, stereo channel output to secondary speaker

Dimension Specifications

• Product dimensions (W x H x D): 344 x 265 x 228 mm / 13.54” x 10.43” x 8.98”
• Net weight: 6.65 kg / 14.66 lbs
• Packaging dimensions (W x H x D): 421 x 328 x 276 mm / 16.57” x 12.91” x 10.87”
• Gross weight: 8.74 kg / 19.27 lbs

Battery Specifications

• Battery type: Li-ion 68 Wh (equivalent to 7.2 V / 9444 mAh)
• Battery charge time: 3 hours (speaker off mode)
• Music play time: Up to 10 hours (varies by volume level and audio content)

Input sensitivity

• Aux-In/Line-in: 370 mV rms
• Mic-In: 20 mV rms
• Guitar-In: 100 mV rms
• Bluetooth/USB input: -9 dBFS