JBL Boombox 4 delivers massive JBL Pro Sound with AI Sound Boost, up to ~34 hours of playtime, IP68 waterproof and dustproof durability, Bluetooth 5.4 with Auracast multi‑speaker pairing, and a built‑in powerbank in a portable boombox design.

Description

The JBL Boombox 4 delivers massive JBL Pro Sound with AI Sound Boost, producing deep, punchy bass and clear highs that stay powerful even at high volumes.

It offers up to 34 hours of playtime on a single charge, with Playtime Boost extending listening time for long parties and events.

With Bluetooth 5.4 and Auracast™ support, you can stream wirelessly from your devices and connect multiple compatible speakers for a wider, immersive sound experience.

The Boombox 4 features a built-in powerbank, allowing you to charge your phone or other devices while enjoying your music.

Its IP68 waterproof and dustproof design and rugged construction make it ideal for outdoor use at the beach, pool, or backyard gatherings.

The speaker also supports adjustable bass modes and works with the JBL Portable app for firmware updates and audio customization.