HI-RESOLUTION 3D AUDIO & CINEMATIC 8K VIDEO - With 8K/60Hz and 4K/120 passthrough, the Denon AVR-S770H AV receiver (75W X 7) delivers 8K picture quality, while Dolby TrueHD Dolby Surround & DTS Neural:X upmixer adds home audio amplifier realism GET THE MOST OUT OF YOUR 8K TV - This home audio receiver supports advanced video formats like HDR10+, HLG, HDR, Dolby Vision, Dolby Atmos, and Dynamic HDR The Denon receiver also supports VRR, ALLM, QFT, and more for seamless, lag-free gaming UPGRADE YOUR HOME THEATER- With Dolby Height Virtualization & DTS Virtual:X, the 7.1 surround sound receiver can create overhead sound in 7.1,5.1,or 2.1 setup without height speakers, room-filling audio in 7.2 or 5.2.2 setup with Dolby Atmos & DTS:X EXTEND THE REACH OF YOUR MUSIC TO ANY ROOM - With this home stereo receiver, create a multi-room surround sound system, stream music via built-in HEOS, Wi-Fi, or Bluetooth for Hi-Fi audio around your home with Pandora, Spotify, TIDAL, and more FULL VOICE CONTROL COMPATIBILITY WITH ALEXA & OTHER MAJOR VOICE AGENTS lets you sit back and enjoy music on your home stereo amplifier without having to reach for the remote adjust volume skip or change tracks or switch inputs absolutely hands-free