The compact Xoopar® Ring Series wireless speaker connects wirelessly up to 30 feet away and is compatible with most Bluetooth-enabled smartphones, tablets, laptops and desktop computers. The rechargeable, lithium-polymer battery will charge in about an hour and deliver up to three hours of wireless play. It features color accent rings, a wrist strap, on/off/Bluetooth pairing switch, navigation controls and charge indicator light. Output: 3w.