Yamaha HTR-5860 XM-Ready 7.1-Channel A/V Surround Receiver (Black) (Discontinued by Manufacturer) 95 watts x 7 channels (20 to 20,000 Hz): front left/right, surround left/right, front center channel, and 2 rear-center channels Dolby Digital EX, Dolby Pro Logic IIx, DTS-ES Discrete 6.1, DTS Neo:6, and DTS 96/24 surround processing for rich, enveloping sound YPAO (Yamaha Parametric Room Acoustic Optimizer) with supplied microphone optimizes your system for your room quickly and easily Offers Yamaha Digital ToP-ART technology, 40-station XM presets, and 40-station AM/FM presets XM-Ready. Requires Audiovox CNP-1000 digital antenna to receive XM signal.