5.1 wireless speaker in ABS with bamboo casing, cotton on top and hanging loop. 1 Rechargeable Li-POL 300 mAh battery included. Includes an SD card port and an AUX/ USB cable. Output data: 3W, 3 Ohm and 5V. Playing time approx. 3h. Bamboo is a natural product, there may be slight variations in colour and size per item, which can affect the final decoration outcome.