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AVR-S660H

5.2ch 8K AV Receiver, Voice Control and HEOS® Built-in

Black

£549.00

Designed for 4K or 8K setups, the AVR-S660H delivers superior surround sound and gaming experiences, and supports the latest HDMI specifications.

Powerful, discrete 5-channel amplifier

Delivers maximum performance and 135W 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.

Wireless music streaming

Enjoy music services like Spotify®, Amazon Music HD, and more with HEOS® Built-in.

Wireless music streaming

Enhanced gaming experiences

Variable Refresh Rate (VRR) and Auto Low Latency Mode (ALLM) care for amazing imaging and reduced latency.

Enhanced gaming experiences

Built-in Bluetooth, Wi-Fi

Dual-antenna transceiver for robust Bluetooth and Wi-Fi streaming even in congested environments.

Built-in Bluetooth, Wi-Fi

Defining audio excellence

With a deep legacy of firsts and amazing sound, Denon is the defining audio company of Japan.

Defining audio excellence

Specifications

4K/120Hz pass-through, Variable Refresh Rate (VRR), Auto Low Latency Mode (ALLM), and Quick Frame Transport (QFT) enhance your gaming experience. Works with your favourite voice services. Use your voice to control the AVR, wireless music services, and digital assistants like Siri and Alexa. High-resolution audio streaming for hi-fi enthusiasts—enjoy high-resolution file playback with FLAC, ALAC, and WAV support as well as DSD 2.8/5.6MHz. Enjoy your favourite audio through your Bluetooth headphones.Supports Bluetooth-only playback and simultaneous playback with connected speakers.

detail view back panel

Technical specifications

Specifications

Number of Power Amps	5
Power Output (8 ohm, 20 Hz - 20 kHz, 0.08% 2ch Drive)	75 W
Power Output (6 ohm, 1 kHz, 0.7% 2ch Drive)	100 W
Power Output (6 ohm, 1 kHz, 1% 1ch Drive)	135 W

General

Inputs Outputs

Multichannel Surround

Sound Enhancements

Network

HDMI

Others

Multi-room CI

Onboard technologies

Dolby Audio
Engineered to make the most of 5.1 Dolby Digital decoding so you get room-filling virtual surround sound whenever you want it.
HDMI
8K 4K/120Hz, HDCP2.3, eARC
HEOS® Built-in
Enjoy your favorite music in any room of your home wirelessly with HEOS® Built-in technology. Play the same song in every room or select a different song for each connected room — the choice is yours. Also works with Amazon Alexa, Google Assistant, Apple Siri and Josh.ai to provide cutting-edge voice control and incredible sound for all your home entertainment. Connect your Denon Home speakers for a whole-home audio experience. HEOS® supports free and premium Spotify, Pandora, Amazon Music HD, TuneIn, SoundCloud, SiriusXM, TIDAL and more. (Not all music services available in all regions.)
Roon Tested
All new Denon AV receivers are now Roon Tested including the AVR-XS660H. Get more out of your digital music library with searchable, surfable information about your favorite artists and songs. Find lyrics, concert dates, photos, bios, reviews and more.
8K UHD
8K 4K/120Hz, HDCP2.3, eARC
Works with Amazon Alexa
Control the AVR-S660H hands-free with Amazon Alexa and your voice. Adjust the volume, skip to the next track, switch inputs for your different media players and more — “Just Ask.” Download the HEOS Home Entertainment Skill to enable Amazon Alexa voice commands for your AVR-X6700H, HEOS devices and other select Denon products.
Compatible with Dolby Vision
Dolby Vision® is a stunning HDR imaging technology that brings extraordinary color, contrast, and brightness to the screen. See what you've been missing.
Audyssey MultEQ
Professional home theater audio tuning at your fingertips. The latest Denon audio/video products use the Audyssey suite of EQ software for simple, accurate set-up and calibration. With the supplied measuring microphone, Audyssey measures all the speakers in your home theater, and tunes the AV receiver to provide the smoothest, most optimal overall listening experience for your room. Audyssey Dynamic Volume and Audyssey Dynamic EQ smooth out startling jumps in volume (such as TV commercials), letting you listen at lower levels and still enjoy clear dialogue, music, sound effects and precise tonal tailoring. For the enthusiast, the Audyssey MultEQ Editor app lets you view speaker detection data to check the before-and-after results of the Audyssey calibration, making it easy to optimize individual room acoustics to personal taste.
Spotify
Stream your music directly from your Spotify account for high-quality music in your TV room.
AirPlay 2
Use AirPlay 2 to stream Apple music wirelessly to the AV receiver, or group with other AirPlay compatible speakers to fill your home with music.
Works with Google Assistant
Start music in the HEOS app, then ask your Google Assistant to control volume, play, pause, skip tracks and more.

Customer Review

Online Manuals

Support

Need help getting started or support once up and running? Find all the advice and information you need.

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Speaker impedance	4-16Ω/ohms
Input sensitivity	200 mV
Frequency response	10 Hz - 100 kHz — +1, –3 dB (Direct mode)
S/N Ratio	98dB (IHF-A weighted, Direct Mode)
FM section (Tuning frequency range)	87.5 – 107.9 MHz
AM section (Tuning frequency range)	520 - 1710 kHz
Power Supply	AC 230 V, 50 Hz
Power Consumption in W	340
Power Consumption No-Sound (ECO On / Off) in W	29 W / 39 W
Weight in kg	7.8
3.5mm audio line-in connection	Yes
System Remote Control	RC-1243
Standby Consumption in W	0.1
CEC Standby Consumption in W	0.5
Network Control On Consumption in W	2.0
Available colours: Black / Premium Silver	Yes / No
Maximum Dimensions	w/ Antenna 434 x 339 x 215 mm w/o Antenna 434 × 339 × 151 mm
Carton Maximum Dimensions (W x D x H)	523 x 435 x 232 mm
Carton Weight (inc. product) in kg	9.7

HDMI In / Out	6 / 1
Composite In / Out	2 / 1
Phono (MM) In	Yes
Analogue In/out	2 / -
Digital Optical In/Out	2 / No
Front Inputs: Audio / Composite / Digital (Opt) / HDMI / USB	No / No / No / No / Yes
Pre-out / Main-in	0.2 ch / no
Headphone output	Yes
Ethernet	Yes
AM/FM Tuner	Yes
Digital In: Optical / Coaxial	2 / 0
Multichannel Preout	o (0.2)
Subwoofer Out	2
Number of Speaker Terminals	5
USB Audio / Made for iPod / Made for iPhone	o / AirPlay / AirPlay
Speaker Terminal: Gold Plated Screw / Regular Screw	No / Yes
FM Tuner with RDS	Yes

DTS Neo:X / DTS Neural:X	NEO: 6 / -
Max Number of Processing (Preamp) Channels	5.1
DTS HD Master / DTS:X	Yes / No
Dolby TrueHD / Dolby Atmos	Yes / No
Multichannel Stereo	Yes
Dialog Enhancer	Yes
Dolby ProLogic II / Dolby Surround	Yes / No

Discrete Power Amplifier	5
Audyssey	MultEQ
Audyssey Dynamic EQ / Dynamic Volume	Yes / Yes
Compressed Audio Restorer	Yes

DSD Audio Streaming	up to DSD5.6
Gapless playback	Yes (FLAC, WAV, ALAC, DSD)
Internet Radio	TuneIn
Compatible with Remote APP for Smart Phones	Android / iOS
Compatible with Remote APP for Tablets	Android / iOS / Amazon Kindle
HEOS Multiroom and Streaming	Yes
Lossy Formats: MP3 / WMA / AAC	Yes / Yes / Yes
Lossless Formats: FLAC / ALAC / WAV	Yes / Yes / Yes
FLAC HD 192/24	Yes
WAV 192/24	Yes
ALAC 192/24	Yes
AirPlay 2	Yes
Roon Tested	Yes
Spotify Connect* / Tidal* / Deezer* / others *	Yes / Yes / Yes / Yes
Amazon Prime Music* / Pandora*	Yes / No
Ethernet Ports	Yes
Wi-Fi	Yes
Bluetooth	Yes
Bluetooth Re-transmit for Bluetooth headphones	Yes

HDMI Inputs: Back / Front	6 (3x 8K) / 0
HDMI max Resolution (8k / 4k)	8k/60 - 4k/120
HDMI to HDMI Scaling	up to 8K 60/50
HDCP2.3 support	Yes
HDMI: 8K / 4K / CEC / eARC	Yes / Yes / Yes / Yes
HDMI: Dolby Vision / HDR 10+ / Dynamic HDR / HLG	Yes / Yes / Yes / Yes

Auto Speaker Setup by Microphone	Audyssey MultEQ
FL Display	1 line
Graphic User Interface - GUI	Hybrid GUI
GUI Languages	9
Voice Control - Works with Amazon Alexa	Yes
Voice Control - Google Assist / Apple Siri	Yes / Yes
Setup Assistent	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

Free Shipping and Free Returns

Step up to performance

AVR-S660H

AVR-S660H

Powerful, discrete 5-channel amplifier

Advanced 8K HDMI video with eARC support

Full surround sound experience

Easy setup and operation

Wireless music streaming

Wireless music streaming

Enhanced gaming experiences

Enhanced gaming experiences

Built-in Bluetooth, Wi-Fi

Built-in Bluetooth, Wi-Fi

Defining audio excellence

Defining audio excellence

Specifications

Technical specifications

Specifications

General

Inputs Outputs

Multichannel Surround

Sound Enhancements

Network

HDMI

Others

Multi-room CI

Onboard technologies

Dolby Audio

HDMI

HEOS® Built-in

Roon Tested

8K UHD

Works with Amazon Alexa

Compatible with Dolby Vision

Audyssey MultEQ

Spotify

AirPlay 2

Works with Google Assistant

Customer Review

Online Manuals

Companion Products

AVR-S760H

AVR-X1700H

DP-300F

Support

Find a retailer