Denon AVC-X3900H 9.4 Channel 4K/8K Dolby Atmos AV Amplifier (New)

As surround systems grow, maintaining consistent power across speakers becomes critical to preserving balance and impact. Denon’s 70% Power Guarantee means our AVRs deliver over 70% of rated output to up to five channels simultaneously helping dialogue stay clear, effects remain controlled and dynamics feel natural as your system expands beyond stereo into multichannel surround.

Spotify

Stream music directly from your Spotify account and enjoy high-quality audio playback through your home entertainment system.

Auro-3D

Auro-3D elevates the home theatre experience to amazing new levels by delivering the excitement of three-dimensional sound for music, games, broadcast content, and films. The Auro-Matic upmixing engine enhances existing content to create a more immersive listening experience.

Dolby Atmos

Upgrade your home theatre with height speakers to unleash a fully immersive 3D audio experience. Dolby Atmos can also engage all speakers to create a three-dimensional sound sensation from legacy content, even without dedicated height speakers.

Dolby Vision

Enjoy Dolby Vision content from compatible source devices and displays. Dolby Vision is an advanced HDR imaging technology that delivers extraordinary colour, contrast, and brightness for a more lifelike viewing experience.

DTS:X

DTS:X immersive audio places sound naturally within a three-dimensional space, creating realistic and multi-dimensional audio. DTS Neural:X upmixing technology enhances legacy content with increased immersion and realism.

HDR10+ and Dynamic HDR

Supports HDR (High Dynamic Range), HLG (Hybrid Log Gamma), Dynamic HDR, and HDR10+ pass-through technologies. Dynamic metadata helps optimize shadows and highlights scene by scene for improved picture quality.

HEOS Built-In

HEOS Built-In allows you to play the same song in every room or select different audio content for each connected room. Add compatible Denon Home speakers and control the entire system through the HEOS app.

Josh.ai Voice Control

Josh.ai provides flexible voice control for a wide range of smart home functions. Use voice commands to control your entertainment system, lighting, thermostat, home appliances, speakers, AV receiver, and more.

8K Video Support

Enjoy pristine 8K picture quality on compatible 8K TVs and projectors. Supports both 8K pass-through and 8K upscaling of 4K content while maintaining compatibility with HDCP 2.3 protected content.

Bluetooth Connectivity

Connect and stream music directly from smartphones, tablets, and other compatible Bluetooth-enabled devices for convenient wireless audio playback.

eARC (Enhanced Audio Return Channel)

eARC simplifies TV audio playback through a single HDMI connection while supporting advanced audio formats such as Dolby TrueHD, DTS-HD Master Audio, Dolby Atmos, and other high-definition audio formats.

360 Reality Audio

360 Reality Audio uses Sony's 360 Spatial Sound technology to place individual sounds, including vocals and instruments, within a 360-degree spherical sound field, creating a highly immersive music listening experience.

Audyssey Room Correction

Using the supplied Audyssey calibration microphone, the system measures all connected speakers and automatically optimizes audio performance to suit your room's acoustics, delivering a more balanced and accurate listening experience.

ARC and eARC Support

Supports both ARC (Audio Return Channel) and eARC (Enhanced Audio Return Channel) through HDMI connectivity, allowing TV audio to be transmitted to the AV receiver using a single HDMI cable for simplified setup and operation.

Technical Specifications