Upgrade your home theater with the Denon AVR-S660H. With 75W per channel, this performance tuned Denon 5.1 AV receiver provides a powerful yet detailed surround sound experience.
Denon S660H AV Receiver | 5.2 Channel x 75W
Upgrade your home theater with the Denon AVR-S660H. With 75W per channel, this performance tuned Denon 5.1 AV receiver provides a powerful yet detailed surround sound experience. Supporting high-resolution soundtracks with Dolby TrueHD and DTS-HD Master Audio, it also features the latest video technologies such as 8K/60Hz and 4K/120Hz pass-through, Dolby Vision™, HDR10, HDR10+, Dynamic HDR and HLG as well as 8K upscaling and HDCP 2.3 support on all HDMI inputs (6 in/1 out). The AVR-S660H works with Amazon Alexa, Google Assistant, Apple Siri and Josh.ai for effortless voice control, and the award-winning Denon Setup Assistant visually guides you through each step in the setup process, ensuring you get setup right the first time.
High-Performance Discrete 5-Channel Amplifier 
Discrete high-current amplifiers on all channels help the AVRS660H deliver high-power performance of 75W per channel (8 ohms, 20Hz-20kHz, THD: 0.08%, 2 channels driven). Low impedance capability supports your beloved speakers, enabling powerful yet balanced, tonal sound.
Advanced HDMI Video Section with eARC Support
For the best picture quality available, the AVR-S660H features an advanced 6 in/1 out High Dynamic Range HDMI section with three 8K inputs supporting 8K/60Hz and 4K/120Hz video passthrough at 40Gbps. eARC (enhanced Audio Return Channel) is included to support 3D audio formats from smart TV apps on the receiver.
Enhanced HDMI Support
With 8K/60Hz pass-through, select 4K/120Hz pass-through for gaming, as well as support for the latest HDMI specifications, the AVR-S660H lets you build the best 4K home theater today while knowing that your AV receiver is 8K ready when you are. Upgrade your expectations in home theater entertainment.
The Latest in Gaming Experiences
With 4K/120Hz pass-through, Variable Refresh Rate (VRR), Auto Low Latency Mode (ALLM) and Quick Frame Transport (QFT), enjoy your gaming experience with amazing imaging, as well as reduced lag and latency.