Onkyo TX-SR507 5.1-Channel A/V Surround Home Theater Receiver (Black) (Discontinued by Manufacturer) 80 Watts per Channel at 8 Ohms, 20 Hz&#8211;20 kHz, 0.08%, 2 Channels Driven, FTC; 90 Watts per Channel at 8 Ohms HDMI Audio and Video Processing (1080p; 4 Inputs and 1 Output), HDMI&#8482 Audyssey 2EQ&#8482; to Correct Room Acoustic Problems Powered Zone 2 and Zone 2 Line-Out for Playback in Another Room (Separate Source) DTS-HD Master Audio&#8482;, DTS-HD High Resolution Audio&#8482;, DTS-HD Express, Dolby TrueHD, Dolby Digital Plus Decoding