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Denon AVR-S640H review
A good home AV receiver is a combination of features and good sound performance. This is exactly what the Denon AVR-S640H is. In the course of our review, this model received a rating of 6.2 out of 10. This is a receiver from famous manufacturer Denon released in 2018. This model is capable of process 5.2 channels.
Denon AVR-S640H Pros
- ✔The receiver has a function of wireless connection to the Internet via Wi-Fi.
- ✔Bluetooth is now one of the key wireless communication protocols. In AV receivers, it is used for audio signal transmission or remote control. And it is in the model under review that Bluetooth support is implemented.
- ✔The presence of a USB port allows the receiver to play content from external media.
- ✔Like any modern receiver, AVR-S640H has a Phono (MM) input for connecting a phonograph or turntable.
- ✔With HDR pass-through support, it is possible to transfer data over AVR-S640H with a much wider range of colors.
- ✔With 4K/60Hz pass-through support, it is possible to pass data through this model without degrading image quality.
- ✔ARC feature eliminates the need for an additional composite or optical cable when connecting this unit to a TV.
- ✔The manufacturer claims support for CEC in Denon AVR-S640H and therefore you can control any HDMI-connected device using one remote control.
- ✔This receiver supports the data encryption protocol HDCP 2.2 which allows licensed devices to play high definition audio and video.
- ✔Can stream audio using the AirPlay protocol.
- ✔Has access to the Amazon Music network service.
- ✔Stream music from one of the most popular services Spotify directly on the Denon AVR-S640H.
- ✔The main functions of this model can be controlled using voice control.
- ✔This receiver consumes less power thanks to ECO mode.
- ✔The reviewed receiver has a Pure Direct mode, when used it feeds sound directly to the amplifier and bypasses any DSP processing.
- ✔With the included microphone, the Denon AVR-S640H can use the auto speaker calibration mechanism to create the most suitable soundstage.
Denon AVR-S640H Cons
- ✖Dolby Atmos technology has not been included.
- ✖Can not manage the DTS:X surround format.
- ✖HDMI eARC function not implemented.
- ✖Bi-amping is not available.
- ✖Has no speaker A/B switching function.
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Denon AVR-S640H back and front view
Denon AVR-S640H specs and features
Amplifier
| Channels | 5.2 |
| Stereo power (RMS), W/Ohm | 75/8, 100/6 |
| Output impedance, Ohm | 8, 6 |
| Frequency response | 10Hz-100KHz |
| THD in stereo, % | 0.08 |
Audio features
| Digital to analog converter (DAC) | 192 KHz/32-bit |
| Bi-amping | ✖ |
| Pure direct (straight) | ✔ |
| Auto speaker calibration | Audyssey MultEQ |
| Speaker A/B switching | ✖ |
| Other audio features | Audyssey Dynamic Volume, Audyssey Dynamic EQ, Compressed Audio Restorer, Hi-Res audio |
Connectivity
| Wi-Fi | ✔ |
| USB | 1 (USB 2.0) |
| Bluetooth | ✔ |
| Ethernet (RJ45) | 1 |
| DLNA | ✖ |
| MHL | ✖ |
Streaming services
| Apple Music (AirPlay) | AirPlay, AirPlay 2 |
| Amazon Music | ✔ |
| Spotify | ✔ |
| Other streaming services | Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud |
Extensive connection
| HDMI input/output | 5/1 |
| HDMI ARC (Audio Return Channel) | ✔ |
| HDMI eARC (Enhanced Audio Return Channel) | ✖ |
| HDMI CEC | ✔ |
| Digital content protection (HDCP) | HDCP 2.2 |
| Subwoofer output (LFE) | 2 |
| Headphone output | 1 x 6.3 |
| Optical digital input | 2 |
| Coaxial digital input | 1 |
| Composite input | 2 |
| Component input/output | 0/0 |
| Phono (MM) input | ✔ |
| Front panel connectors | USB, phones, setup mic |
| Multi channel preamp output | ✖ |
Video features
| HDR (High Dynamic Range) | ✔ |
| 4K signal pass-through | 4K/60Hz |
| 8K signal pass-through | ✖ |
| HDMI signal pass-through | ✔ |
| 3D signal pass-through | ✔ |
| HDMI pass-through in standby mode | ✔ |
| Video conversion | ✖ |
| Analog to HDMI scaling | ✖ |
| HDMI to HDMI scaling | ✖ |
| Dolby Vision | ✔ |
| Other video features | BT.2020, HLG |
Additional features
| Voice control | Amazon Alexa, Google Assistant, Siri, Josh.AI |
| App control | iPhone, iPad, iPod, Android |
| Display | colour OSD |
| Tuner | AM, FM |
| Sleep timer | ✔ |
| Auto power off | ✔ |
| ECO mode | ✔ |
| Graphical user interface (GUI) | ✔ |
| Setup assistant | ✔ |
| Firmware update | network, USB |
| Other additional features | IP Control, Web Control |
Multi-room
| Multi-room zones | has not |
| Zone audio output | has not |
| Zone HDMI output | has not |
| Multi-room control | has not |
| RS-232 | 0 |
| Remote control input/output (IR) | 0/0 |
| DC trigger output (12V) | 0 |
Multichannel surround
| Dolby Atmos | ✖ |
| Dolby TrueHD | ✔ |
| Dolby Surround | ✖ |
| Dolby (other) | Dolby Digital Plus, Dolby Pro Logic |
| DTS:X | ✖ |
| DTS HD Master | ✔ |
| DTS Virtual:X | ✖ |
| DTS Neural:X | ✖ |
| DTS (other) | DTS 96/24, DTS-HD, DTS-EXPRESS, DTS-Surround, DTS Neo:6 |
| Auro-3D | ✖ |
| IMAX Enhanced | ✖ |
| Multichannel stereo | ✔ |
Audio file formats
| MP3 | ✔ |
| WMA | ✔ |
| AAC | ✔ |
| WAV | ✔ |
| FLAC | ✔ |
| ALAC | ✔ |
| Other audio file formats | has not |
Power
| Operational power consumption, W | 340 |
| Standby consumption, W | 0.1 |
| Removable power cord | ✖ |
Dimensions
| Size W x H x D, cm/inches | 43.5 x 15.9 x 33/17 x 6.1 x 13 |
| Weight, kg/lbs | 7.7/17.2 |
Other
| Release year | 2018 |