EAN: 6972448920018 This wireless speaker, with advanced BT5.0 connectivity, high compatibility, stylish ambient light, robust metal construction, long battery life and many more advantages, can bring users amazing experience when enjoying music. It is portable anywhere you go, and get you enchanted by the beautiful stereo sound. Specifications: Color: Yellow / White / Grey (optional) BT: BT5.0 Speaker Impedance: 4 Ohms Battery Capacity: 2600mAh x 4 Battery Life: 30 hours Power Supply: 5V 1.5-2A Output Power: 20W Transmission Range: Max. 20m Dimension: 20 * 19cm / 7.9 * 7.5in (W * H) Weight: 1.6kg / 3.5lb