7.2-Channel 100 watt AV receiver. Dolby Atmos. DTS:X. Cinema DSP 3D. Compress Music Enhancer. HDR and HDR10+ - greatly improves contrast. Supports 8K/4K resolutions and higher refresh rate solutions with HDMI. Enhanced media and gaming. AV Setup Guide app. MusicCast - multi-room audio. MusicCast app. Voice control compatible with Alexa Google Assistant or Siri. YPAO automatic room calibration. Built-in Amazon Music Spotify Pandora and more. USB input. 4 Digital audio inputs. Headphone jack. HDMI CEC port. Dimensions: 17.125"W x 6.75"H x 14.875"D.