Portable Bluetooth speaker with upgraded bass performance, stunning 360-degree sound and a battery that lasts beyond expectation. Materials: pearl blasted anodized aluminium, waterproof leather and polymer Up to 24 hour battery life Three mic array for clear calls Bluetooth Microsoft Swift Pair Google Fast Pair for easy connection Stereo pairing capability IP67 Rated dust and waterproof USB-C charging and streaming connection Recommended room size: 50-300 square feet Speaker configuration: 0.6 tweeter and 3.25 woofer Measures 5.2" x 5.2" x 1.8" Includes: Beosound A1 3rd Gen Quick Start Guide Fabric USB-C to USB-C cable, 1.25 m Imported.