JVC RX-D211S 7.1-Channel XM-Ready Home Theater Receiver with USB PC Link, Silver 770-watt 7.1-channel home theater receiver (110 watts x 7) with hybrid feedback digital amplifier Built-in decoding for Dolby Digital EX, DTS, DTS-ES, DTS 96/24, DTS Neo:6, and Dolby Pro Logic IIx formats USB port connects to Mac or PC for streaming; XM-satellite-radio-ready (requires antenna and XM subscription) Digital acoustics processor (DAP) simulates conditions in live venues; virtual surround back function 1 optical and 1 coaxial digital input; measures 17.19 x 3.62 x 14.19 inches (W x H x D); 2-year warranty