The AVR-X6400H features a sophisticated power amplifier section with 11 channels in a monolithic amplifier design for ultimate clarity and power. Each channel is rated at 140 watts per channel (8 ohms, THD0.05%, 20Hz~20kHz), and all channels are able to safely drive lower impedance speakers (down to 4 ohms). There’s also an Auto Eco mode that adjusts the maximum power available according to the volume level as well as an on-screen Eco meter that lets you see the power consumption reduction in real time.
Ready For The Future of Home Cinema
This receiver's advanced video section is fully compatible with the latest HDMI and HDCP 2.2 specifications and prepared for any 4K Ultra HD source. Other features include High Dynamic Range (HDR), Dolby Vision compatibility, Hybrid Log Gamma (HLG) and eARC (enhanced Audio Return Channel). You can also enjoy ultra-high-definition pictures from legacy analog and digital sources.
THE HEART OF YOUR WIRELESS NETWORK
Every sound, all your music, controlled effortlessly. Full wireless connectivity is provided via both Wi-Fi and Bluetooth and Apple Airplay is supported. The built-in HEOS technology allows this receiver to become the app-controlled heart of a whole-house wireless multi-room sound network.
Perfect Set-up From the Start
This receiver easily guides you through the set-up process to ensure the most accurate configuration. Optimize all settings for the best possible sound and video quality with your system from the get-go. The most advanced Audyssey MultEQ XT32 room measurement system provides for best sound in every room.
Sound in the Right Place
Feel every dimension in Dolby Atmos. Dolby Atmos transports you into the story with moving audio that flows all around you with breathtaking realism. Enjoy a 5.1 surround sound speaker system and 2 additional overhead speakers or 2 Dolby Atmos elevation speakers for the ultimate home theater experience - including Dolby Surround upmixer for legacy content.
DTS:X™ immersive audio places sound where it would occur naturally in space, creating a lifelike, multi-dimensional audio experience in the home. The improved immersion and heightened realism draw you into the world of your favorite movies. The included spatial remapping engine, DTS Neural:X™, gives your movie, game and music collections a new lease on life! DTS:X brings the theater home.
Auro-3D® elevates the home theater experience to amazing new levels by delivering the excitement of three-dimensional sound for music, games, broadcast, and films while enhancing your existing audio-visual collection, thanks to Auromatic up-mixing engine.
Latest HDMI Specs with EARC
All eight HDMI inputs and three HDMI outputs feature HDCP 2.2 compatibility and the latest HDMI specifications, including 4K Ultra HD 60Hz video, 4:4:4 Pure Color sub-sampling, High Dynamic Range (HDR) and 21:9 video, 3D, and BT.2020 pass-through support. It is even ready for Enhanced Audio Return Channel (eARC) for 3D audio playback through TV apps. The feature will be enabled via a future firmware update.
Advanced Video Section
This receiver owns an advanced video processor to upscale existing lower resolution video from any analog or digital source to true 4K. With three HDMI outputs, you can even connect a TV and a projector in the main room, while playing back different content on a second zone screen.
HDR / Dolby Vision
This receiver supports High Dynamic Range (HDR) video format. It is even ready for Dolby Vision and HLG (Hybrid Log Gamma). Dolby Vision transforms the viewing experiences with astonishing brightness, contrast, and color. HLG offers HDR technology over broadcast content.
Audyssey MultEQ XT32
This receiver features the most advanced Audyssey MultEQ XT32 room acoustic measurement system including Audyssey Dynamic Volume, Dynamic EQ, LFC and SubEQ HT. Through these technologies, and with the supplied microphone, it exactly analyzes each speaker's output to optimize the overall listening experience. With the additional Audyssey MultEQ Editor App (available for purchase), very advanced users can even go further "under the hood" if desired.
This receiver is equipped with an advanced dual antenna system for robust and error-free streaming, featuring Bluetooth and Wi-Fi connectivity as well as Apple's AirPlay for direct music playback from Apple's iDevices.
Denon + HEOS App
With the "Denon 2016 AVR Remote" app you can control the receiver's operation and even control your connected Denon Blu-ray player. With the HEOS app you easily command your music and multi-room streaming.
Store your preferred set-up and sound mode for every source, so that you can jump right to them by the push of a button on the front panel and the remote control.
Powerful DSP Audio Processing
The AVR's DSP (Digital Sound Processor) chip features tremendous processing power with 4 300-MHz DSP cores that can process over 1 billion computations per second.
Enjoy Superb Audio Fidelity
This receiver features high-resolution audio decoding with multiple lossless file types including ALAC, FLAC and WAV at up to 24-bit/196-kHz along with compatibility for 2.8/5.6-MHz DSD files (DSD is the audio coding format of SACD).
AL32 Processing Multi-channel provides ultra-high-resolution digital audio filtering and precision for all audio channels, to deliver a natural soundstage with enhanced imaging. For contents recorded in multi-channel such as Blu-ray discs, the recorded low frequency effects (LFE) may be out of synch and delayed. Bass Sync technology corrects such a delay of low frequency effects for the perfect audio experience.
32-Bit D/A Conversion
For optimum fidelity and the widest dynamic range with lowest distortion, the receiver features advanced reference-class 32-bit AKM D/A converters on all channels. This ensures consistent high fidelity and precise channel matching across all channels for the ultimate listening experience.
Get the Amazing HEOS Experience
Enjoy your favorite music anywhere – and everywhere – around your home. Share music stored on your home network, Internet radio or streaming services with HEOS wireless speakers, or even other HEOS-capable receivers, throughout the house. Control it all with the free HEOS app. Enjoy music from TuneIn, Internet Radio and a wide range of streaming services including Pandora®, Spotify®, Amazon Prime Music, iHeartRadio, SiriusXM, Soundcloud®, Tidal, Napster or Deezer.