JBL Boombox 4 Wireless Portable Speaker Fragile resonant bass fueled by V20i's

resonant bass fueled by V20i's advanced 16mm drivers with titanium-coated domes and soundcore's proprietary BassUp technology

Enjoy concert-worthy sound at any time

1200mah battery

it backward compatible with QC 2

JBL Boombox 4 Wireless Portable Speaker Fragile resonant bass fueled by V20i'sUnbeatable JBL Pro Sound with AI Sound Boost Were talking massive sound with deep and punchy bass. The redesigned JBL Boombox 4 packs in two bigger woofers, two tweeters and three passive radiators, so every track hits harder and sounds cleaner. And with AI Sound Boost, you dont have to lift a fingerthis smart tech analyzes the music in real time and adjusts the sound to give us more power with less distortion, even when its turned all the way up. Up