Specifications: 1) Amplifier: 50W + 5 x 15W 2) Speaker driver: a) Subwoofer: 10"/ 8Ω, 50W b) Satellite: 3" / 4Ω, 15W+ 1" / 4Ω, 5W 3) Frequency response: a) Subwoofer: 20 ~ 140Hz b) Satellite: 80Hz~ 20kHz 4) Input: a) 5.1 channel b) Stereo: TV / AUX1 / AUX2 5) Power switch: off / auto / on 6) Remote control: input / rear / front / bass 7) Boost: 3-level gain adjustable 8) S/N: 68dB 9) Option: 2.4GHz digital wireless surrounds