PCT Brands Lyrix PowerBall Bluetooth Speaker with 8 Hours of Continuous Play Up to 8 hours of continuous play from rechargeable lithium-Ion battery Full lifelike clear loud sound that generates impressive bass Wirelessly connect your smartphone tablet or other Bluetooth devices up to 30 feet Compact design transports anywhere and connects via Bluetooth or 3.5mm stereo cable and includes Micro-USB charging cable Speaker dimensions 3 inches x 3 inches