Enjoy the most complete surround sound experience with latest audio formats Dolby Atmos, DTS:X and Auro-3D built-in. Most remarkably, the 11 channel amplification allows for setting up a full 7.1.4 3D experience without the need of an external amplifier.
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 or 7.1 surround sound speaker system and 4 additional overhead speakers or 4 Dolby Atmos elevation speakers for the ultimate home theater experience – including Dolby Surround upmixer for legacy content.
FUTUREPROOF IN ANY WAY.
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.
MEASURE YOUR SOUND TO YOUR ROOM.
The AVR-X6400H 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
POWERFUL DSP AUDIO PROCESSING.
The AVR owns a sophisticated DSP audio processing system that incorporates no less than 4 powerful high speed fourth generation SHARC DSP processors, which together have a combined continuous processing capability of 10 GFLOPS (10 billion floating point numerical computations per second).
HEOS + ALEXA — SPEAK YOUR COMMANDS
Use your voice to stream your favorite music services to this HEOS-enabled device. Ask Alexa to play music from Pandora, Amazon Music and much more. Switch between inputs (Blu-ray, DVD, Media Player, etc.), turn volume up or down, pause, mute and play the next song — all with your voice.
To start streaming with Alexa voice commands, open the Alexa app and select “Skills.” Add HEOS Home Entertainment to enable. Then, go to Smart Home in the Alexa app menu and choose Devices and Discover or say “Alexa, discover my devices.”
With HEOS Home Entertainment and Alexa, you can stream to this product and any other HEOS-enabled device.
(available for purchase), very advanced users can even go further “under the hood” if desired.