Yamaha 7.1 Surround Sound Receiver and Remote | HDMI Switching | Works Great! Excellent condition. Hardly used by elderly couple in smoke-free home. Remote still has plastic film from the manufacturer! Power and Processing: 90 watts x 7 into 8 ohms (1k Hz) at 0.9% THD Dolby TrueHD, DTS-HD Master Audio, Dolby Digital Plus, DTS-HD High Resolution Audio, Pro Logic IIx analog-to-HDMI video upconversion (up to 1080p) YPAO (Yamaha Parametric Room Acoustic Optimizer) for easy automatic speaker setup and more precise surround sound (microphone included) Cinema DSP modes Adaptive Dynamic Range Control keeps a lid on explosive sound effects for more discrete late-night listening Silent Cinema for simulated surround sound via standard stereo headphones Compressed Music Enhancer for better sounding MP3s and other digital music files Digital Music Options: iPod/iPhone integration (requires optionalYamaha control dock) plays music wirelessly from compatible Bluetooth devices (requires optionalYBA-10adapter) Audio Performance Features: 192kHz/24-bit Burr-Brown digital-to-analog converters for all channels back surround speaker channels re-assignable for bi-amping compatible front left and right speakers direct mode switches off unnecessary circuitry to provide cleaner sound Connections: 1080p-compatible HDMI digital video switching (4 in, 1 out) HDMI version 1.4a with support for 3D video, Audio Return Channel, Deep Color, x.v.Color, auto lip-sync, and HDMI-CEC Audio Return Channel function receives digital audio signals from a compatible HDTVs tuner via HDMI component video switching (2 in, 1 out) digital audio inputs: 2 optical and 2 coaxial 3 audio/video inputs (including 1 front-panel) with composite video 2 audio-only inputs 1 front-panel minijack audio input for connecting a portable player 1 pair of main speaker outputs General Features: four SCENE presets for easier source switching on-screen display for easier system setup and operation HDMI standby pass-through allows HDMI switching without powering up receiver 40 AM/FM presets multibrand remote 17-1/8W x 6H x 14-3/8D weight: 19 lbs.