The AVR31 is a high-power, audio/visual receiver that delivers stunning realism for the ultimate home cinema experience. With native 16-channel decoding of immersive audio from Dolby Atmos, DTS:X and Auro-3D, the AVR31 can deliver incredible theatre experiences. The Arcam AVR31 is designed with a passion for music and movies, bringing both to life with high fidelity and dynamics. The AVR31 features an over engineered toroidal transformer for real world power with low noise. The 7 channels of Class G amplification are based upon those in Arcam stereo amplifiers, guaranteeing musicality otherwise not heard from other AV receivers. The performance and musicality can be assured with Dirac Live room optimization included, and accessed instantly with integrated streaming using AppleAirplay2, Google Chromecast, Bluetooth with aptXHD, Spotify Connect, Tidal Connect and UPnP with the MusicLife app. Dirac Live Bass Control aggregates measurement and location data from each subwoofer as well as the main speakers to determine how a system's bass is distributed throughout the room.