0719466334 Key Features 3.1.1Ch Multimedia Speaker System AC/DC/BT – Detachable design: 2 satellite speakers can be merged into one soundbar. Bluetooth enabled Features USB port, memory card/SD card reader 9000W PMPO Superbass surround sound Frequency response: 35Hz-20KHz Separation ≥ 45dB S/N ≥ 68dB Distortion ≤ 0.5%(1k,1w) Power supply: AC-220-240V(50-60Hz)