2.1 hi-fi Home Theatre system 1.With FM/USB/SD card reader 2.full function remote control 3.warrantee 1-3 years 2.1 hi-fi ... :12wResistance:4Ω,center:4Ω,surround:4ΩDriving unit:Front :1*3''+1*1'', surround: 1*3''+1*1'',Frequency range Front :200Hz-20Hz surround: 20Hz-150HzSensitivity ... Instruction manual, Audio cablex1pcs,FM Anteena,Remote control,screw;baseswarrantee 1-3 yearsFashion modern design 5