Portable Bluetooth speaker with superior 360° surround bass sound and 15 hours of playtime for your extra party boost. It's an extremely portable and a perfect companion for your outdoor gatherings. 360° surround sound - powerful bass for a room-filling experience. 15 hours of play time - whole day worth of music on a single charge. Control the volume with a simple rotating mechanism. A powerful 25 W audio driver - provides louder output with extra bass.