JBL Xtreme 4 Portable Bluetooth Speaker AI Sound Boost, 24-Hour Battery

JBL Xtreme 4 Portable Bluetooth Speaker – AI Sound Boost, 24-Hour Battery, Auracast Multi-Speaker Pairing, IP67 Waterproof & Dustproof, Built-in Powerbank (Black)

The JBL Xtreme 4 Portable Bluetooth Speaker delivers powerful, high-quality sound designed for both indoor listening and outdoor adventures. Built with two powerful woofers, two tweeters, and dual passive bass radiators, the speaker produces immersive JBL Pro Sound with deep bass, strong mids, and clear highs even at high volumes.

Equipped with AI Sound Boost technology, the speaker analyzes audio signals in real time to optimize performance, reduce distortion, and maximize dynamic range for louder and clearer sound.

The Xtreme 4 offers up to 24 hours of playtime on a single charge. Activate Playtime Boost to extend battery life by up to 6 additional hours, making it ideal for long parties, travel, or outdoor activities.

Designed for durability, the speaker features an IP67 waterproof and dustproof rating, ensuring reliable performance whether you’re at the pool, beach, campsite, or backyard party. The included adjustable shoulder strap makes it easy to carry anywhere.

With Auracast wireless connectivity, you can pair multiple compatible JBL speakers or connect two Xtreme 4 units for true stereo sound and a wider soundstage. A built-in powerbank allows you to charge smartphones and other devices without interrupting your music.

Key Features

Massive JBL Pro Sound with two woofers, two tweeters, and dual passive bass radiators

AI Sound Boost technology for louder sound with reduced distortion

Up to 24 hours battery life with Playtime Boost extending up to 30 hours

Auracast multi-speaker pairing for synchronized sound across compatible JBL speakers

Stereo pairing support with another Xtreme 4 speaker

IP67 waterproof and dustproof design for outdoor use

Built-in powerbank for charging mobile devices

Replaceable battery design for longer product lifespan

Bluetooth 5.3 wireless streaming for stable connectivity

Adjustable shoulder strap for easy portability

Sound customization via the JBL Portable

Specifications

Speaker type: Portable Bluetooth speaker

Audio output: Stereo

Drivers:

2 × woofers

2 × tweeters

Bass system: Dual passive bass radiators

Output power (RMS):

AC mode: 2 × 30 W (woofers) + 2 × 20 W (tweeters)

Battery mode: 2 × 20 W (woofers) + 2 × 15 W (tweeters)

Total Watts:

100 W RMS when plugged into power
70 W RMS when running on battery

Frequency response: 44 Hz – 20 kHz

Bluetooth version: 5.3

Wireless connectivity: Bluetooth streaming

Multi-speaker connection: Auracast

Water & dust resistance: IP67

Battery type: Rechargeable lithium-ion battery

Battery life:

Up to 24 hours playback

Up to 30 hours with Playtime Boost

Charging time: Approximately 3.5 hours

Powerbank function: Yes (USB charging output)

Dimensions:

29.7 × 14.9 × 14.1 cm

Weight:

Approximately 2.1 kg

Color: Black

What’s in the Box

1 × JBL Xtreme 4 Portable Bluetooth Speaker

1 × Adjustable Shoulder Strap

1 × USB-C PD Power Adapter

1 × Quick Start Guide

1 × Safety Sheet