The JBL Boombox 4 Bluetooth speaker delivers powerful sound and long-lasting performance wherever you go. With up to 34 hours of playtime, it’s built for music lovers who want deep bass and clear tones in a portable design. This JBL Bluetooth speaker is fully waterproof and dustproof (IP68), making it perfect for outdoor use at the pool, beach, or park. 

Its sturdy handle makes carrying easy, and the built-in powerbank lets you charge your phone while you listen. Enjoy a portable speaker that combines freedom, power, and endurance. With the JBL Boombox 4, the music never stops — indoors or outdoors.

Features:

Powerful JBL Pro sound with deep bass

Waterproof and dustproof (IP68) for outdoor use

Up to 34 hours of battery life

USB-C charging and powerbank function

Easy Bluetooth connection

Built-in handle for portability

Specifications:

Output power (AC mode): 2 × 65 W RMS (woofer) + 2 × 40 W RMS (tweeter)

Frequency response: 37 Hz – 20 kHz

Signal-to-noise ratio: > 80 dB

Battery type: Li-ion rechargeable 99.02 Wh (21.6 V / 4584 mAh)

Playback time: Up to 28 h + 6 h with Playtime Boost

Charging time: Approx. 3 h

Connectivity: Bluetooth 5.4 (A2DP 1.4, AVRCP 1.6)

Ports: AC-in, USB-C (Powerbank)

Dimensions : 19.92 x 10.35 x 8.39 in (506 x 263 x 213 mm)

Weight : 12.99 lb (5.89 kg)

Color : Black