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. Includes: Beosound A1 3rd Generation speaker. USB-C to USB-C cable.