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Pickup available at North Coast | Marassi
Usually ready in 2-4 daysPairs well with
In stock! Ships within 1-2 business days.
90-day risk-free trial
2-Year Warranty
JBL Xtreme 4
Portable Waterproof Speaker
Unleash massive JBL Pro Sound wherever you go. JBL Xtreme 4 combines two powerful woofers, two tweeters, dual JBL Bass Radiators, AI Sound Boost, rugged IP67 protection, Auracast™ connectivity, and up to 30 hours of playback with Playtime Boost.
- Massive JBL Pro Sound
- AI Sound Boost
- Up to 30 Hours
- IP67 Waterproof
- Auracast™
- Built-In Power Bank
Massive. JBL Sound.
Two powerful woofers, two tweeters, and dual pumping JBL Bass Radiators deliver immersive sound, detailed highs, and deeper bass wherever the music takes you.
Smarter. Performance.
AI Sound Boost analyzes the incoming signal in real time to maximize dynamic range, improve bass output, and reduce distortion even at high volume.
Adventure. Ready.
The rugged design and IP67 waterproof and dustproof rating make Xtreme 4 ready for poolside parties, beach days, camping trips, and outdoor adventures.
Carry. Anywhere.
Use the adjustable shoulder strap to carry the speaker over your shoulder or across your body. The strap also includes a convenient built-in bottle opener.
Play. Longer.
Enjoy up to 24 hours of music from a single charge. Playtime Boost can add up to 6 extra hours for a total of up to 30 hours of playback.
Power. Your Devices.
The integrated power bank lets you recharge compatible smartphones and USB devices while your music continues playing without interruption.
Technical Specifications
A powerful and rugged portable Bluetooth speaker engineered for immersive sound, extended playback, and outdoor entertainment.

JBL Xtreme 4 | Portable Waterproof Speaker
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