Featuring 11.2 channels of XLR or RCA pre-amplifier outputs, the AV7706 supports all three-dimensional audio formats including Dolby Atmos, DTS:X, Auro-3D & DTS Virtual:X. For pristine picture quality, an advanced HDMI section supports 8K full-rate pass-through, 4:4:4 pure color, HDR & HDCP2.2. Enjoy audio playback with exceptional quality thanks to the Marantz-proprietary HDAM modules, plus stream from Pandora, Spotify, TIDAL, Deezer and more with HEOS built-in. Ideal for custom integrations, the AV7706 features Creston Control compatibility and a RS-232C serial port for third-party remote monitoring. Also control the pre-amplifier with Amazon Alexa voice compatibility.