SONY STR-K502P Digital Surround Sound AM FM Stereo Receiver 5.1 Channel Speaker Outputs 64 Bit DSP Digital Cinema Sound 8 Ohms 100 Watts Per Channel 5.1 Channel Surround Sound Speaker Outputs Input: Aux, CD, MD/Tape, TV/Sat, DVD/LD, Video, 2 Optical Digital, Coaxial Digital Digital Audio/Video Control Center Digital Cinema Sound Cinema Studio Ex Multi Channel Decoding Built in Equalizer AM FM Tuner Sound Field Switch Digital DTS Surround Dolby Digital Digital Cinema Sound 32 Bit Architecture 64 Bit Accumulator Resolution DSP Output: MD/Tape, Video, Sub Woofer, Monitor,