The Denon AVR-X 1600H is a surround sound receiver designed for home theater systems. It supports up to 7.2 channels of audio, meaning it can power a 7-speaker setup with an additional 2 subwoofers. It offers support for various audio formats including Dolby Atmos, DTS:X, and DTS Virtual:X for immersive sound experiences. The AVR-X 1600H also features built-in Wi-Fi and Bluetooth for wireless audio streaming, as well as support for popular streaming services like Spotify, Pandora, and Deezer. It has multiple HDMI inputs and outputs to connect various devices like TVs, game consoles, and media players. The receiver also supports 4K Ultra HD video, HDR10, and HDCP 2.3 for enhanced video quality. Additional features include Audyssey MultEQ calibration technology for optimizing audio performance in different rooms and a graphical user interface for easy setup and control.