JBL Xtreme 4

Drivers: Two 2.75-inch woofers, two 0.75-inch tweeters, and dual passive bass radiators.AI Sound Boost: Analyzes audio in real time to maximize volume and minimize distortion.Connectivity: Bluetooth 5.3 with LE Audio support and Auracast for multi-speaker pairing.Frequency Response: 44 Hz to 20 kHz.Battery and PortabilityPlaytime: 24 hours of standard playback, plus an extra 6 hours using Playtime Boost.Power Bank: Built-in 9444 mAh battery lets you charge phones via USB-C.Design: Weighs 2.1 kg, includes a shoulder strap with a built-in bottle opener, and has an IP67 dust and water resistance rating