Immerse yourself in premium-quality sound & multi-dimensional audio with the Marantz SR5015 8K 7.2 channel AV receiver. It features Dolby Atmos, DTS:X, Auro-3D, and DTS Virtual:X decoding for home theater, & proprietary HDAM circuit boards for a more detailed and dynamic sound experience. 8-HDMI inputs are fully compatible with the latest specs, including 4K UHD video, 60Hz, HDR, Dolby Vision, and Hybrid Log-Gamma. Listen to all your favorite music from your smart devices via Bluetooth, AirPlay 2, or the HEOS app. Control the SR7015 with your voice using Amazon Alexa. Download the HEOS Home Entertainment skill and ask Alexa to play, pause or stop music, switch inputs for your different media players, turn up the volume, and more.