JBL Boombox 3 – Portable Bluetooth Speaker
 
Massive Sound. All Day Long.
The JBL Boombox 3 takes powerful portable audio to the next level with bold design upgrades, deeper bass, and an enhanced sound profile. Built for epic sound on the go, this speaker features a durable metal handle with silicone grips, waterproof and dustproof fabric, and a redesigned subwoofer that delivers thunderous JBL Original Pro Sound—all with lower distortion. From sunrise workouts to late-night sessions, enjoy up to 24 hours of nonstop playtime.
 
Features
Deeper, More Powerful Bass
Newly engineered subwoofer brings stronger low-end response and fuller sound at any volume.
JBL Original Pro Sound
Experience rich mids, crisp highs, and booming bass with optimized clarity and minimal distortion.
Bold Design Built for Adventure
Iconic silhouette now features a sturdy metal handle, silicone grip, and rugged twin sidecaps—made to go anywhere.
24-Hour Battery Life
A full day of uninterrupted playtime on a single charge—perfect for travel, events, and daily listening.
IP67 Waterproof & Dustproof
Withstands splashes, sand, and dirt, so you can take the party anywhere—from the poolside to the trail.
Party Mode with JBL Portable App
Connect multiple JBL PartyBoost-compatible speakers for an amplified audio experience across any space.
 
What’s in the Box
JBL Boombox 3 Bluetooth Speaker
AC Power Cord
Quick Start Guide
Safety Sheet & Warranty Card