Rechargeable wireless mini speaker (Bluetooth version 3.0) in metal, rubberized housing. With changing colour LED light and excellent sound quality. Frequency: 90Hz-20Khz. Power 3W. With port for SD card, USB-cable and micro USB-cable. Incl. USB / Audio cable (approx. 51 cm) with standard 3.5 mm plug, rechargeable lithium 450 mAh battery and instructions. Each piece in a box.