The Yamaha RX-V793 is a high-performance AV receiver that delivers superior audio and video performance for immersive home entertainment experiences. Some of its key features include:1. 7.2-channel surround sound decoding: This receiver supports the latest surround sound technologies like Dolby Atmos and DTS:X to provide a highly immersive and spatial sound experience.2. High-performance amplifier: The RX-V793 features high-current, high-power amplifiers that deliver up to 135 watts per channel. This ensures clear, powerful, and dynamic audio for all your favorite sources.3. YPAO sound optimization: Yamaha's proprietary YPAO (Yamaha Parametric Acoustic Optimizer) technology analyzes the acoustics of your room and automatically adjusts audio parameters to deliver the best possible sound for your unique listening space.4. HDMI® 2.0b (4 in / 1 out) with eARC support: This receiver supports the latest HDMI® specifications, including 4K Ultra HD, HDR10, Dolby Vision, and Hybrid Log-Gamma (HLG) for stunning video quality and compatibility with the latest source devices.5. MusicCast Multi-room Audio: This feature allows you to access all your music through wireless streaming and distribution throughout your whole house from a single app on your smartphone or tablet.6. Advanced connectivity: Along with Bluetooth® and Wi-Fi, the RX-V793 offers an Ethernet connection, auxiliary inputs for gaming consoles and other sources, and various digital and analog inputs and outputs, including MHL and USB connectivity.Overall, the Yamaha RX-V793 is an excellent choice for anyone looking to elevate their home entertainment experiences with a premium AV receiver that delivers exceptional audio and video performance and advanced connectivity options.