7.2 channel, Network AV Receiver with Bluetooth and built-in Wi-Fi. 8 x HDMI inputs. Dolby Atmos and dts UHD capability. 4K full-rate pass-through, 4:4:4 pure color and HDCP2.2 support. ISF certification/calibration for picture. Audyssey MultEQ XT room calibration. Front panel USB input. Internet radio and access to music streaming services. AirPlay. iOS connection sharing. ECO mode.