Yamaha HTR-5550 Audio/Video Receiver (Discontinued by Manufacturer) 5-channel surround receiver with Dolby Digital, DTS, Dolby Matrix 6.1, DTS-ES Matrix 6.1, and Dolby Pro Logic II processing 75 watts per channel x 5 channels Offers 5.1-channel analog audio inputs (compatible with multichannel DVD-Audio or SACD players), Auto Priority Input Selection, Auto Decoder Selection Silent Cinema, Virtual Cinema DSP, Quad-Field Cinema DSP, and 21 other surround algorithms 5 video inputs (including 2 component-video), 2 outputs; 4 digital-audio inputs, 1 output; 5-way binding-post speaker terminals