Bring powerful, crystal-clear sound wherever you go with the JBL Boombox 4 — the latest evolution of JBL’s iconic portable speaker. Engineered with JBL Pro Sound and enhanced by AI Sound Boost, it automatically adjusts your audio in real time for deeper bass, refined clarity, and perfectly balanced tone. Designed for durability, the Boombox 4 is fully IP68 waterproof and dustproof, making it the perfect companion for outdoor adventures or relaxed listening at home.
With up to 34 hours of playtime and two distinctive Bass Boost modes, you can tailor your sound experience from morning to night. Stay connected and amplify your music with Auracast multi-speaker pairing, allowing you to link multiple compatible JBL speakers for an immersive, room-filling soundstage. Features: Signature JBL Pro Sound with upgraded woofers, tweeters, and passive radiators AI Sound Boost for real-time adaptive sound enhancement Up to 34 hours of playtime (28 hours + 6 hours with Playtime Boost) Dual Bass Modes: Deep Bass or Punchy Bass Auracast connectivity for multi-speaker streaming USB-C connection for high-fidelity, lossless audio playback IP68 waterproof and dustproof for all-weather durability Battery life: Up to 34 hours