• Product Overview

• Take your music experience to the extreme with the JBL Xtreme 4 Portable Bluetooth Speaker. Designed for powerful performance and unbeatable durability, it delivers massive JBL Pro Sound with two woofers, two tweeters, and dual JBL Bass Radiators that bring your music to life with deep, thumping bass and crystal-clear highs.
• With up to 24 hours of battery life—plus an extra 6 hours using Playtime Boost—the Xtreme 4 keeps the party alive all day and night. Built to move with you, the adjustable shoulder strap makes carrying easy, while its IP67 waterproof and dustproof rating ensures it can handle beaches, pools, and outdoor adventures without missing a beat.
• Enhance your sound experience with AI Sound Boost, which optimizes performance in real-time for louder, richer audio. Connect multiple speakers using Auracast™ or PartyBoost for a bigger, stereo sound experience. Plus, the built-in power bank keeps your devices charged, and the replaceable battery ensures long-term playability.
• Made from recycled materials and packaged sustainably, the JBL Xtreme 4 is the perfect blend of power, portability, and eco-conscious design.

Highlights

• Massive JBL Pro Sound: Dual woofers, tweeters, and JBL Bass Radiators deliver rich, dynamic sound with deep bass.

• 24+6 Hours of Playtime: Enjoy up to 24 hours on a single charge, plus an additional 6 hours with Playtime Boost mode.

• AI Sound Boost: Intelligent real-time optimization ensures powerful, distortion-free sound even at high volume.

• Multi-Speaker Connection: Use Auracast™ or PartyBoost to wirelessly link multiple JBL speakers for a larger soundstage.

• Waterproof & Dustproof (IP67): Perfect for outdoor adventures, from pool parties to beach days.

• Built-in Power Bank: Charge your smartphone or other devices while the music keeps playing.

• Eco-Friendly Design: Made in part with recycled plastic and fabric; packaged in FSC-certified, soy-ink-printed materials.

Specifications

• Model Name: JBLXTREME4BLKUK+JBLBATTERY400

• Model Number: JBLXTREME4BLKUK+JBLBATTERY400

• Connection Type: Bluetooth / Wireless

• Charging Type: Type-C to HDMI

• Colour: Black

• Product Weight: 3.3 kg

• Dimensions (L x W x H): 14.1 cm x 14.9 cm x 2.97 cm

• Battery Life: Up to 24 hours + 6 hours with Playtime Boost

• What's in the Box:

  • 1 x JBL Xtreme 4 Speaker

  • 1 x PD Adapter (Plug type varies by region)

  • 1 x Quick Start Guide