3.1 Channel 480W Total Output Power 6.5Wireless subwoofer included Dolby Digital Plus DTS Virtual:X TV mode the Hisense HS3100 certainly packs a punch, with its 3.1 channel 480W output, this will elevate all that you watch in to an immersive cinematic experience. Get those deep bass notes, thanks to the 6.5" wireless subwoofer. plenty of preset EQ modes and hisense TV mode this is a great home cinema system Audio Game mode Yes Audio Return Channel (ARC) Yes Equalizer Yes Equalizer modes Game, Movie, Music, Night, Sport, TV Audio decoders DTS Virtual:X, Dolby Digital RMS rated power 480 W Audio output channels 3.1 channels Soundbar speaker Soundbar speaker RMS power 180 W Subwoofer Subwoofer location Separate Woofer diameter (subwoofer) 16.5 cm (6.5") Subwoofer frequency range 40 - 20000 Hz Subwoofer RMS power 180 W Subwoofer connectivity Wireless Subwoofer type Active subwoofer Subwoofer included Yes Features Wall mountable Yes Product colour Black Ports & interfaces AUX in Yes Digita