JBL Boombox 4 Bluetooth Speaker in Blue

The JBL Boombox 4 delivers massive sound with deep, punchy bass through two bigger woofers, two tweeters, and three passive radiators. This setup ensures every track hits harder and sounds cleaner for a full, immersive listening experience.

AI Sound Boost technology automatically analyzes music in real time and adjusts audio to provide more power and reduce distortion, even at maximum volume.

Enjoy long playback times with up to 28 hours on a single charge. When more time is needed, the Playtime Boost feature adds an extra 6 hours so the party can continue without interruption.

• Up to 34 hours total playtime with Playtime Boost
• Extend playback conveniently for long outdoor use

Designed for outdoor use, the JBL Boombox 4 holds an IP68 rating making it both waterproof and dustproof. This rugged protection allows reliable performance regardless of weather or environment.

Its larger yet lighter design enhances portability, making it easy to bring the powerful sound anywhere—from beaches to backyards.

• IP68 rated waterproof and dustproof for all-weather use
• Lightweight for easy transport to outdoor events

The speaker supports Auracast technology, enabling stereo pairing of two Boombox 4 units for a wider soundstage or connecting multiple Auracast-enabled JBL speakers to synchronize music across a larger area.

• Effortless stereo pairing via Auracast
• Connect multiple speakers for expanded sound coverage

• Two bigger woofers
• Two tweeters
• Three passive radiators
• IP68 waterproof and dustproof
• Up to 34 hours playtime
• Auracast multi-speaker connectivity