Yamaha HTR-5830 5.1-Channel A/V Surround Receiver (OLD VERSION) (Discontinued by Manufacturer) Full-featured 550-watt (110 watts x 5) digital home theater receiver Built-in Dolby Digital, DTS, and Dolby Pro Logic IIx decoding; 192 kHz/24-bit digital-to-analog converter Quad-field Cinema DSP with 14 surround programs; Silent Cinema headphone listening mode Measures 17.12 by 5.94 by 12.4 inches (W x H x D); 2-year warranty