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Designed for 4K or 8K setups, the AVR-S66OH delivers superior 3D audio home theater/gaming experiences and supports the latest HDMI specifications.

  • Advanced 5-channel amplifier

    Delivers maximum performance and 75W per channel to provide the classic and dynamic Denon sound experience.

  • Advanced 8K HDMI video with eARC support

    Three 8K inputs support the latest HDMI specifications—8K/60Hz, select 4K/120Hz pass-through, VRR, Dolby Vision™, HDR10+, and ALLM.

  • Full surround sound experience

    Enjoy enveloping Dolby TrueHD or DTS-HD Master Audio 5.1 surround sound from Blu-ray, streaming services and TV.

  • Easy setup and operation

    Once you connect your TV to the AVR-S660H, the Denon Setup Assistant walks you through the setup, step by step.

5.2 Channel AV Receiver

The AVR-S660H 5.2 channel receiver supports home theater surround sound including stereo subwoofers for your home entertainment.

Enhanced Gaming & 6 HDMI Inputs

6 HDMI Inputs allow for quick, easy switching between all your media systems including game consoles, streaming sticks, cable box and more. HDMI 2.1 technology allows maximum gaming and video quality.

Wireless Streaming with Bluetooth and Wi-Fi

The AVR-S660H functions as both a Wi-Fi and Bluetooth receiver. It supports HEOS multi-room audio, high quality music streaming and home theater all in one.

4K & 8K Ready for the Ultimate Home Theater

The AVR-S660H 8K receiver delivers the ultimate home theater experience with 8K/60Hz pass-through, 4K/120Hz pass-through, and support for the latest HDMI specifications.


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