active 5.1 home theatre system panel: Plastic panel, wooden speaker box, with remote control home theater speaker, subwoofer, ... ''+2"X4 Impedance: 8Ω S/N:85dB Seperation:≥62dB panel: Plastic panel ,wooden speaker box ,with remote control We got the FCC ... our products are more competitive. active 5.1 home theatre system YM-802