JBL Boombox 4 – Portable Bluetooth Speaker with AI Sound Boost & IP68 Waterproofing
Unstoppable sound. All-day energy.
 
The JBL Boombox 4 delivers massive JBL Pro Sound that’s louder, clearer, and deeper than ever. Engineered for audio lovers who bring the party everywhere, it features next-gen AI Sound Boost, two oversized woofers, dual tweeters, and three passive radiators to unleash floor-shaking bass with minimal distortion — even at full volume.
 
From beach days to backyard blowouts, this IP68 waterproof and dustproof speaker keeps up with any adventure. With up to 34 hours of playtime on a single charge, the Boombox 4 ensures the vibe never dies.
 
Features
Powerful JBL Pro Sound with 2×5" woofers, 2×0.75" tweeters & triple passive radiators
AI Sound Boost for real-time adaptive audio tuning
Bass Boost Mode – choose between deep or punchy bass profiles
Up to 34 Hours Playtime with Playtime Boost
IP68 Dustproof & Waterproof – built to withstand any weather
Supports Auracast for multi-speaker wireless sync
Built-in Powerbank to charge your devices on the go
Bluetooth 5.4 with stable connectivity
Dual Mode Output Power:
AC: 2×65W (woofers), 2×40W (tweeters)
Battery: 2×60W (woofers), 2×40W (tweeters)
 
Specifications
Frequency Response: 37Hz – 20kHz
Signal-to-Noise Ratio: > 80dB
Battery Type: 99.02Wh Li-ion Rechargeable
Charging Time: 3 Hours
Max Music Playtime: Up to 34 Hours
Connectivity: AC-in, USB-C
Bluetooth Version: 5.4
Bluetooth Range: 2.4 GHz – 2.4835 GHz
Transducers:
Woofers: 2 × 5" (123mm)
Tweeters: 2 × 0.75" (20mm)
Radiators: 2 circular + 1 racetrack
Dimensions: 51 × 26 × 21 cm (20 × 10 × 8 in)
Weight: 5.89 kg / 13 lbs
Cable Length: 2m (6.6 ft)
 
What’s in the Box
JBL Boombox 4
AC Power Cable
Quick Start Guide
Safety Sheet & Warranty Card
 
From sunrise to sunset, indoors or outdoors — the JBL Boombox 4 is your ultimate speaker for bold sound, rugged durability, and unbeatable energy.