Denon AVR-S660H – 5.2ch 8K AV Receiver Voice Control and HEOS® Built-in

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.

TECHNICAL SPECIFICATIONS
Multichannel Surround
DTS HD Master / DTS:X Yes / No
DTS Neo:X / DTS Neural:X NEO: 6 / No
Dolby TrueHD / Dolby Atmos Yes / No
Dolby ProLogic II / Dolby Surround Yes / No
Multichannel Stereo Yes
Dialog Enhancer Yes
Max Number of Processing (Preamp) Channels 5.1
Sound Enhancements
Discrete Power Amplifier 5
Audyssey MultEQ
Audyssey Dynamic EQ / Dynamic Volume Yes / Yes
Compressed Audio Restorer Yes
Network
HEOS Multiroom and Streaming Yes
Lossy Formats: MP3 / WMA / AAC Yes / Yes / Yes
Lossless Formats: FLAC / ALAC / WAV Yes / Yes / Yes
DSD Audio Streaming up to DSD5.6
FLAC HD 192/24 Yes
WAV 192/24 Yes
ALAC 192/24 Yes
Gapless playback Yes (FLAC, WAV, ALAC, DSD)
AirPlay 2 Yes
Roon Tested Yes
Internet Radio TuneIn
Spotify Connect* / Tidal* / Deezer* / others * Yes / Yes / Yes / Yes
Amazon Prime Music* / Pandora* Yes / Yes
Compatible with Remote APP for Smart Phones Android / iOS
Compatible with Remote APP for Tablets Android / iOS / Amazon Kindle
Ethernet Ports Yes
Wi-Fi Yes
Bluetooth Yes
Bluetooth Headphone transmission Yes
HDMI
HDMI Inputs: Back / Front 6 (3x 8K) / 0
HDCP2.3 support Yes
HDMI Outputs: Main / Zone 1 / No
HDMI max Resolution (8k / 4k) 8k/60 – 4k/120
HDMI to HDMI Scaling up to 8K 60/50
HDMI: 8K / 4K / CEC / eARC Yes / Yes / Yes / Yes
HDMI: Dolby Vision / HDR 10+ / Dynamic HDR / HLG Yes / Yes / Yes / Yes
HDMI: ALLM / QMS / QFT / VRR Yes / Yes / Yes / Yes
HDMI pass-though in standby mode Yes
Multi-room CI
HEOS Multiroom integrated Yes
TV Sound grouping Yes
Main room multichanel audio – Zone stereo downmix Yes
Zone Audio Source: HDMI / Opt, Coax / Network, USB / Analog No / No / No / No
Zone Audio Output: Speaker / Preout No / No
Webbrowser Setup Yes
IP Control / RS232 Control / Web Control / App Control Yes / No / Yes / Yes
Remote In / Out No / No
Others
Voice Control – Works with Amazon Alexa Yes
Voice Control – Google Assist / Apple Siri Yes / Yes
Auto Speaker Setup by Microphone Audyssey MultEQ
FL Display 1 line
Graphic User Interface – GUI Hybrid GUI
GUI Languages 3
Setup Assistant Yes
Quick Select Plus / Quick Select Yes / No
Firmware Update by: Network / USB Yes / Yes
Variable Cross Over Yes
Optimized Bass Redirection Yes
ECO Mode Yes
Auto Power Off Yes
Sleep Timer Yes
Inputs Outputs
Composite In / Out 2 / 1
Component In / Out No / No
HDMI In / Out 6 / 1
Multi-room Video Out: Video / HDMI No / No
Analogue In/out 2 / No
Phono (MM) In Yes
Digital In: Optical / Coaxial 2 / 1
Multi-room Out: Analog / Digital No / No
Multichannel Preout Yes (0.2)
Subwoofer Out 2
Speaker Terminal: Gold Plated Screw / Regular Screw No / Yes
Number of Speaker Terminals 5
Front Inputs: Audio / Composite / Digital (Opt) / HDMI / USB No / No / No / No / Yes
USB Audio / Made for iPod / Made for iPhone Yes / AirPlay / AirPlay
Tuner: FM / AM Yes / Yes
Specifications
Number of Power Amps 5
Power Output (8 ohm, 20 Hz – 20 kHz, 0.08% 2ch Drive) 75W
Power Output (6 ohm, 1 kHz, 0.7% 2ch Drive) 100W
Power Output (6 ohm, 1 kHz, 10% 1ch Drive) 150W
General
Available colors: Black / Premium Silver Yes / No
System Remote Control RC-1243
Pre-programmed / Learnable / LCD Display No / No / No
Power Consumption in W 340
Power Consumption No-Sound (ECO On / Off) in W 29 W / 39 W
Standby Consumption in W 0.1
CEC Standby Consumption in W 0.5
Network Control On Consumption in W 2.0
Maximum Dimensions w/ Antenna (W x D x H) 434 x 339 x 215 mm
Dimensions w/o Antenna (W x D x H) 434 × 339 × 151 mm
Weight in kg 7.8
Carton Maximum Dimensions (W x D x H) in mm 523 x 435 x 232 mm
Carton Weight (inc. product) in kg 9.7
Onboard technologies

What’s in the box
1 x Denon AVR-S660H 5.2ch 8K AV Receiver
1 x Remote control (RC-1243)
2 x AAA” batteries
1 x Sound calibration microphone (ACM1HB)
1 x FM wire antenna
1 x AM loop antenna