ONKYO TX-SR600 A/V Receiver (Discontinued by Manufacturer) 80 high current watts powers each of 6 surround channels, with Wide Range Amplifier Technology Dedicated line-level subwoofer output Audio is routed, with outstanding 3D effects, by built-in Dolby Digital, DTS and just-released Dolby Pro Logic II 8 DSP modes 192kHz/24-bit D/A converters