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The Denon AVR-X3900H is the true heartbeat of your home theater. Built for serious audio lovers, it delivers massive, immersive sound and handles the latest high-res video and audio formats without breaking a sweat. Thanks to advanced room correction, it perfectly tunes the audio to your specific space, while its flexible design lets you easily expand your setup. Plus, with HEOS built right in, you can seamlessly stream your favorite music through your entire home.

Whether you’re watching a blockbuster movie, losing yourself in a new game, or just sitting back with your favorite album, the sound completely wraps around you. Every detail is crisp, every explosion feels massive, and you can practically hear exactly where every instrument or footstep is coming from. It doesn’t just play audio—it puts you right in the middle of it, holding onto that incredible clarity and depth from start to finish.

Whether you have a cozy apartment living room or a sprawling basement theater, you can build a 3D audio setup that actually works for you. With totally flexible options for your surround and overhead speakers, the system easily adapts to your unique space and layout—giving you that fully immersive, wrap-around sound no matter the size of your room.

You shouldn't have to constantly tweak your settings just to keep your audio sounding amazing. This system handles the heavy lifting for you, using smart automatic tuning to keep everything perfectly balanced behind the scenes. Once you get it set up, you can expect consistently flawless sound every time you hit play—without ever having to mess with the dials again.
| IN THE BOX | |
|---|---|
| Sales Package | Denon AVR-X3900H 9.4-Channel Network A/V Receiver Power Cord Sound Calibration Microphone Sound Calibration Microphone Stand Remote Control with Batteries 2 x Wireless Antenna |
| General | |
|---|---|
| Brand | Denon |
| Model | AVR-X3900H |
| Color | black |
Channels | 9.4 Object-Based Configuration: 7.4.2 Object-Based Configuration: 5.4.4 |
Power Output per Channel | 2-Channel Driven: 105 W at 8 Ohms / 20 Hz to 20 kHz / 0.08% THD (RMS) 2-Channel Driven: 135 W at 6 Ohms / 1 kHz / 0.7% THD (RMS) |
DTS Compatibility | DTS Neural:X, DTS:X, IMAX Enhanced |
Dolby Compatibility | Dolby Atmos |
Pass-Through Support | 8K |
Upscaling | 8K UHD |
Rear A/V Inputs | 6x HDMI 2x Digital Coaxial 2x Optical TOSLINK 1x Stereo RCA (Phono MM) with Ground Screw 5x Stereo RCA |
Rear A/V Outputs | 2x HDMI 1x HDMI Zone 2 6x Stereo RCA Pre-Out 1x RCA Pre-Out 4x RCA Subwoofer Pre-Out |
Front I/O | 1x 1/4" / 6.35 mm Headphone Output 1x 1/8" / 3.5 mm Setup Mic Input 1x USB-A Input/Output |
Other Rear I/O | 1x RJ45 (Ethernet) Input/Output 1x USB-A (Power) Output 2x Bluetooth/Wi-Fi Coaxial F-Type Input/Output 1x 1/8" / 3.5 mm (12 V Trigger) Output 1x DE-9 (RS-232C) Input/Output 1x 1/8" / 3.5 mm (Remote) Input 1x 1/8" / 3.5 mm (Remote) Output 1x AM Block Input 1x FM Coaxial F-Type Input |
Speaker I/O | 11x Binding Post Pairs (Front, Center, Height, Height 2, Rear) |
Tuner Type | AM, FM |
Power Consumption | Active: 660 W No Sound (ECO On): 60 W No Sound (ECO Off): 100 W Standby: 0.1 W CEC Standby: 0.5 W Network Standby: 2 W |
| Dimension | |
|---|---|
| Dimension | 43.4 x 16.8 x 38.9 cm (Antenna Down) 43.4 x 23.6 x 38.9 cm (Antenna Up) 43.4 x 16.8 x 37.8 cm (Antenna Removed) |
| Weight | 12.5 kg |
| Warranty | |
|---|---|
| Warranty Type | Official Manufacturer Warranty |
| Warranty Period | 1 year |