Yamaha RX-A1050 7.2-Channel Network AV Receiver + Klipsch RP-250F + Klipsch RP-250C + Klipsch R-10SW - 3.1 Reference Premiere Bundle 110 watts per channel into 8 ohms (20-20,000 Hz) at 0.06% THD, with 2 channels driven built-in Wi-Fi for listening to music from a networked PC, free Internet radio, and music services powered stereo audio outputs for 2nd room (allows 5.2-channel sound in main room while in use) Dolby and DTS surround sound decoding, including Dolby Atmos