Home Theatre in High Definition Give your home entertainment system a cinematic upgrade. The powerful 7.2 channel receiver supports the latest three-dimensional surround sound audio formats including Dolby Atmos and DTS:X drawing you into the middle of the action you see on screen. And with 4k Ultra HD picture quality and Dolby Vision that ll transform your viewing experiences you ll enjoy an immersive theater-like experience in the comfort of your own home. Features 7.2 Ch x 145W per channel (6ohms 1kHz 1ch THD 0.9%) Dolby Atmos and DTS:X object-based surround sound 4K HDR/Dolby Vision compatibility with HDCP 2.2 support HDMI 4-in/1-out with Enhanced Audio Return Channel (eARC) Built-in Bluetooth lets you wirelessly stream from other Bluetooth devices Advanced Auto Calibration technology (Adv Sony STR-DH790 7.2-Channel Home Theater AV Receiver