Sometimes you need a Bluetooth speaker that’s going to knock people’s socks off, not necessarily in terms of audio quality (though that’s nice too), but in pure, unadulterated volume. For JBL fans , there’s one wireless speaker that delivers on that promise in a package that’s not a total pain in the ass to cart around, and that’s the Boombox, which just got its fourth version and some significant upgrades to boot at IFA 2025 .

The highlight here, according to JBL, is that the Boombox 4 is giving you more for less, at least in the weight department. While JBL shaved two pounds off the Boombox 4 compared to the last generation, it also has 50% more output than its predecessor. Coupled with JBL’s AI Sound Boost, the company says the speaker should deliver more output while minimizing

See Full Page