Denon stereo receiver built with Hi-Fi amplification seamlessly integrates with the latest Hi-Res audio, wireless, voice control and AV receiver technologies including five 4K Ultra HD HDMI inputs.
Seamless integration for wireless streaming or connection to TV, game consoles and Hi-Fi systems.
Stereo networked amplifier specifically designed to meet the demands of your speakers.
Enjoy your favorite movies, shows, and games with the best picture quality available.
Enjoy your movies, music, and games with Denon hi-fi quality sound.
Five HDMI inputs with full support for HDCP 2.3, HDR10, Hybrid Log-Gamma (HLG), 4:4:4 color resolution and BT.2020 and one HDMI output with ARC support provides the greatest video quality with exceptional brightness, contrast and color.
Connect two pairs of speakers for easy A/B switching, or extend your system to a second room and listen to a different source in Zone 2 via pre-outs.
Network and front panel USB allows for gapless playback of high-resolution audio including 192kHz/24bit FLAC, WAV, ALAC and DSD 2.8/5.6MHz.
Enjoy superb audio fidelity with your favorite high-resolution audio tracks.
Stream your music directly from your Spotify account for high-quality music in your TV room.
Use your voice to stream your favorite music services through Alexa with HEOS® Built-in. Turn volume up or down, pause, mute and play the next song — all with your voice.
Stream audio or video from your favorite streaming services using your smart device. Hear audio perfectly synced to your speakers from AirPlay 2 sources. AirPlay 2 also supports multi-room audio.
Google Home or other devices with Google Assistant built-in can control content across your listening environment. Ask your Google Assistant to control volume, play, pause, skip tracks and more.
Play the same song in every room or select a different song for each connected room via a variety of streaming sources. Add Denon Home speakers to more rooms and control it all with the HEOS app.
The ability to decode Hi-Res Audio ALAC, FLAC and WAV lossless files up to 24-bit/192-kHz, as well as DSD 2.8MHz and 5.6MHz tracks (SACD) lets you enjoy each note exactly as the artist intended.
Josh.ai offers flexible voice control for nearly any aspect of your entertainment environment. Use voice commands to control the thermostat, lights, home appliances, speakers, AV receiver, and more.
HDMI inputs support 4K Ultra HD pass through, HDR, Dolby TrueHD, DTS-HD Master Audio and Dolby Vision (HDMI 2.0a and HDCP 2.2), plus ARC support, for an unmatched expansive entertainment experience.
Connect and play music directly from your smartphone, tablet or other compatible device
With the addition of Amazon Music HD, you will now be able to play Ultra HD music (24-bit 48kHz and up to 192kHz) on supported HEOS devices from the HEOS App when choosing Amazon Music.
HDMI input and output features Audio Return Channel (ARC) for single cable connection from the sound bar to your TV. Supports 4K with HDCP 2.2, Dolby Vision and HDR10.
With Siri compatibility, users can play music, adjust volume, and switch inputs using voice control. AirPlay 2 features in compatible devices can also be controlled with your voice via Siri.
The Denon AVR Remote control app allows you to turn the receiver on and off, select an input source, adjust volume, and browse music from your phone or in a USB drive when connected to the receiver.
A front USB port supports up to 24bit/192kHz hi- res audio playback from a USB drive. Supported audio formats are MP3, WMA, WAV, MPEG-4/AAC, FLAC, and ALAC.
Every element of a Denon product is thoughtfully crafted to deliver an unforgettable audio experience.
| DTS HD Master / DTS:X | No / No |
| DTS Neo:X / DTS Neural:X | No / No |
| DTS Virtual:X | No |
| IMAX Enhanced | No |
| Dolby TrueHD / Dolby Atmos / Dolby Atmos Height Virtualization | No / No / No |
| Dolby ProLogic Ilz / Dolby Surround | No / No |
| Auro 3D | No |
| Audyssey DSX | No |
| Multichannel Stereo | No |
| Max Number of Processing (Preamp) Channels | 2.1 |
| Mono Block Power Amp Construction | No |
| Discrete Power Amplifier | Yes |
| D.D.S.C. HD Digital | No |
| Pure Direct | Yes |
| Gold Plated RCA Terminals | Yes |
| Clock Jitter Reducer | No |
| Alpha Processing | No |
| Denon Link HD | Yes |
| Audyssey | No |
| Audyssey Dynamic EQ / Dynamic Volume | No / No |
| Audyssey LFC | No |
| Compressed Audio Restorer | Yes |
| Media Server | Yes |
| HEOS Wireless Multi-Room Technology | Yes |
| Bluetooth Re-transmit for Bluetooth headphones | Yes (update) |
| Alexa / Google Voice Assistant / Apple HomePod | Yes / Yes / Yes |
| Lossy Formats: MP3 / WMA / AAC | Yes / Yes / Yes |
| Lossless Formats: FLAC / ALAC / WAV | Yes / Yes / Yes |
| DSD Audio Streaming | Yes (2.8/5.6MHz) |
| FLAC HD 192/24 | Yes |
| WAV 192/24 | Yes |
| ALAC 192/24 | Yes |
| Gapless playback | Yes (FLAC, WAV ,ALAC ,DSD) |
| Photo Streaming (JPEG) | No |
| Internet Radio | Yes (TuneIn) |
| Spotify* | Yes (connect) |
| Pandora | Yes |
| SiriusXM* | Yes |
| Other Streaming Services * | Amazon Music / TIDAL / Deezer / iHeart Radio / Napster / Soundcloud / Mood Mix |
| HEOS App Control | Yes |
| Compatible with Remote APP for Smart Phones | Denon 2016 AVR Remote |
| Compatible with Remote APP for Tablets | Android / iOS / Amazon Kindle |
| Ethernet Ports | Yes |
| Wi-Fi | Yes |
| Bluetooth | Yes |
| HDMI Inputs: Back / Front | 5 / No |
| HDCP 2.2 support | Yes (HDCP 2.3) |
| HDMI Outputs: Main / Zone | 1 / No |
| Video Conversion Analog -> HDMI | No |
| Analog to HDMI Scaling | No |
| HDMI to HDMI Scaling | No |
| GUI Overlay on HDMI | Yes |
| HDMI: 3D / 4K / CEC / ARC / InstaPrevue | Yes / Yes / Yes / Yes / No |
| Enhanced ARC/td> | No |
| HDR / HLG / Dolby Vision | Yes (HDR10) / Yes / No |
| ALLM (Auto Low Latency Mode) Pass-through for gaming | Yes |
| 3D Signal Pass-through | Yes |
| 4K Signal Pass-through / Scaling / GUI Overlay | Yes / No / Yes |
| HDMI Pass-Through in Standby Mode | Yes |
| Picture Adjust / Noise Reduction | No / No |
| CEC | Yes |
| DSD Audio Capability | Yes |
| Audio Return Channel | Yes |
| Auto LipSync | Yes |
| Multi-Room Zones | 2 |
| Zone Audio Source: HDMI / Opt, Coax / Network, USB / Analog | Yes (2ch) / Yes (2ch) / Yes / Yes/td> |
| Zone Audio Output: Speaker / Preout | No / Yes |
| Zone HDMI Output from HDMI Source | No |
| IP Control / RS232 Control / Web Control / App Control | Yes / No / Yes / Yes |
| Remote In / Out | Yes / No |
| DC Trigger Output | No |
| HDMI Diagnostics | Yes |
| Metal Front Panel | No |
| System Remote Control | RC-1235 |
| Pre-programmed / Learnable / LCD Display | No / No / No |
| Power Consumption in W | TBD |
| Power Consumption No-Sound (ECO On / Off) in W | TBD |
| Standby Consumption in W | 0.1 |
| CEC Standby Consumption in W | 0.5 |
| Maximum Dimensions Antenna: Horizontal: (W x D x H) in Inches Antenna: Vertical: (W x D x H) in Inches W/O Antenna: (W x D x H) in Inches |
17.1× 13.3 × 6 ( 17.1 x 13.3 x 8.5) |
| Weight in LBS | 18.3 |
| Power Supply | AC 120 V, 60 Hz |
| Speaker impedance | 4 – 16Ω/ohms |
| Input sensitivity | 200 mV |
| Frequency response | 10 Hz – 100 kHz — +1, –3 dB (Direct mode) |
| S/N Ratio | 98 dB (IHF-A weighted, Direct mode) |
| FM section (Tuning frequency range) | 87.5 – 107.9 MHz |
| AM section (Tuning frequency range) | 520 kHz – 1710 kHz |
| Composite In / Out | No / No |
| Component In / Out | No / No |
| HDMI In / Out | 5 / 1 |
| Multi-room Video Out: Video / HDMI | No / No |
| Phono (MM) In | Yes |
| Digital In: Optical / Coaxial | 2 / 1 |
| Multi-room Out: Analog / Digital | 1 / 0 |
| Multichannel Preout | Yes (0.2) / No |
| Subwoofer Out | 2 |
| 7.1 Multichannel Input | No |
| Speaker Terminal: Gold Plated Screw / Regular Screw | Yes / No |
| Number of Speaker Terminals | 4 |
| Speaker A / B | Yes |
| Bi-amp Drive | No |
| Multi-Room Speaker Terminal | No |
| Front Inputs: Audio / Composite / Digital (Opt) / HDMI / USB | No / No / No / No / Yes |
| USB Audio / Made for iPod / Made for iPhone | Yes / No / No |
| AM/FM Tuner | Yes |
| Auto Speaker Setup by Microphone | No |
| FL Display | 1 line |
| Graphic User Interface – GUI | Hybrid GUI |
| GUI Languages | 3 |
| ISF Certification | No |
| GUI Languages | 3 |
| Setup Assistant | Yes |
| Quick Select Plus / Quick Select | Yes / No |
| Firmware Update by: Network / USB | Yes / Yes |
| Variable Cross Over | No |
| Optimized Bass Redirection | No |
| Bass Sync | No |
| ECO Mode | Yes |
| Auto Power Off | Yes |
| Sleep Timer | Yes |
| Number of Power Amps | 2 |
| Power Output (8 ohm, 20 Hz – 20 kHz, 0.08% 2ch Drive) | 100 W |
| Power Output (8 ohm, 20 Hz – 20 kHz, 0.05% 2ch Drive) | No |
| Power Output (6 ohm, 1 kHz, 0.7% 2ch Drive) | 120 W |
| Power Output (6 ohm, 1 kHz, 10% 1ch Drive) | 175 W |
DENON AVR-S660H
