Denon AVC-X4800H – 9.4-Channel 8K AV Amplifier with HEOS® Built-in
The Denon AVC-X4800H is a premium 9.4-channel integrated network AV amplifier designed and manufactured in Japan. It delivers 125W per channel into 8Ω, supports up to 11.4-channel processing with external amplification, and provides four independent subwoofer outputs. With Dolby Atmos®, DTS:X®, Auro-3D®, IMAX Enhanced, 8K HDMI connectivity, HEOS® Built-in, Audyssey MultEQ XT32 and optional Dirac Live upgrades, it is designed for advanced home cinema, music and gaming systems.
Key Features
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9-Channel Discrete Amplification: Nine onboard power amplifiers support immersive multichannel speaker layouts.
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125W per Channel: Rated at 125W into 8Ω from 20Hz–20kHz with 0.05% THD and two channels driven.
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Up to 11.4-Channel Processing: Allows larger surround configurations when compatible external amplification is added.
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Four Independent Subwoofer Outputs: Provides individual level and delay adjustment for up to four powered subwoofers.
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3D Audio Support: Compatible with Dolby Atmos®, DTS:X®, Auro-3D® and IMAX Enhanced.
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Audyssey MultEQ XT32: Built-in room correction with Dynamic EQ, Dynamic Volume, LFC and Sub EQ HT.
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Dirac Live Upgrade Ready: Optional Dirac Live room correction and compatible bass-management upgrades require separately purchased licences.
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7 × 8K HDMI Inputs: All seven rear HDMI inputs support modern 8K video connectivity.
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8K/60Hz & 4K/120Hz: Supports high-resolution video and high-frame-rate gaming from compatible sources.
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HDR Support: Compatible with HDR10, HDR10+, Dolby Vision, HLG and Dynamic HDR.
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Gaming Features: Supports VRR, ALLM and QFT for compatible next-generation gaming systems.
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HEOS® Built-in: Provides network music streaming and wireless multi-room audio.
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Wi-Fi, Bluetooth & AirPlay 2: Supports wireless playback from compatible devices.
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High-Resolution Audio: Supports FLAC, WAV and ALAC up to 192kHz/24-bit plus DSD up to 5.6MHz.
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MM Phono Input: Allows direct connection of a turntable fitted with a Moving Magnet cartridge.
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Pre-Amplifier Mode: Allows internal amplification to be bypassed when using compatible external power amplifiers.
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Japanese Construction: Features monolithic amplifier boards, a rigid chassis and high-quality internal components.
Amplifier Specifications
| Product Type |
Integrated Network AV Amplifier |
| Amplified Channels |
9 |
| Maximum Processing |
11.4 Channels |
| Subwoofer Outputs |
4 Independent |
| Amplifier Design |
Discrete High-Current Amplification with Monolithic Amplifier Boards |
| Rated Output – 8Ω |
125W + 125W (20Hz–20kHz, 0.05% THD, 2 Channels Driven) |
| Rated Output – 6Ω |
165W + 165W (1kHz, 0.7% THD, 2 Channels Driven) |
| Maximum Output – 6Ω |
195W (1kHz, 10% THD, 1 Channel Driven) |
| Speaker Impedance |
4Ω – 16Ω |
| Frequency Response |
10Hz – 100kHz (+1 / -3dB, Direct Mode) |
| Signal-to-Noise Ratio |
102dB (IHF-A, Direct Mode) |
| Pre-Amplifier Mode |
Yes |
| Bi-Amp Assignment |
Supported |
| Pure Direct |
Yes |
Immersive Audio Formats
| Dolby Atmos® |
Yes |
| Dolby TrueHD |
Yes |
| Dolby Surround |
Yes |
| Dolby Atmos Height Virtualization |
Yes |
| DTS:X® |
Yes |
| DTS-HD Master Audio |
Yes |
| DTS Neural:X |
Yes |
| DTS Virtual:X |
Yes |
| Auro-3D® |
Yes |
| IMAX Enhanced |
Yes |
| Multichannel Stereo |
Yes |
Room Correction & Bass Management
| Audyssey MultEQ XT32 |
Built In |
| Audyssey Dynamic EQ |
Yes |
| Audyssey Dynamic Volume |
Yes |
| Audyssey LFC |
Yes |
| Audyssey Sub EQ HT |
Yes |
| Dirac Live |
Optional Upgrade – Licence Required |
| Dirac Live Bass Control |
Optional Compatible Upgrade – Licence Required |
| Independent Subwoofer Outputs |
4 |
| Individual Subwoofer Level / Delay |
Yes |
| Variable Speaker Crossover |
Yes |
| Bass Sync |
Yes |
HDMI & Video
| HDMI Inputs |
7 Rear Inputs |
| 8K-Capable HDMI Inputs |
All 7 |
| HDMI Outputs |
3 |
| eARC / ARC |
Yes |
| 8K Video |
Up to 8K / 60Hz |
| 4K High Frame Rate |
Up to 4K / 120Hz |
| 8K Pass-Through |
Yes |
| 8K Upscaling |
Yes |
| HDCP |
HDCP 2.3 |
| HDR10 |
Yes |
| HDR10+ |
Yes |
| Dolby Vision |
Yes |
| HLG |
Yes |
| Dynamic HDR |
Yes |
| VRR |
Yes |
| ALLM |
Yes |
| QFT |
Yes |
| 3D Pass-Through |
Yes |
| Auto Lip Sync |
Yes |
Audio Connectivity
| Analogue Audio Inputs |
5 × Stereo RCA Including Phono |
| Phono Input |
MM |
| Optical Digital Inputs |
2 |
| Coaxial Digital Inputs |
2 |
| Multichannel Pre-Out |
11.4 Channels |
| Subwoofer Pre-Outs |
4 Independent |
| USB Input |
Front USB-A |
| Headphone Output |
Yes |
| Speaker Terminals |
Assignable Screw-Type Binding Posts |
Network & Streaming
| HEOS® Built-in |
Yes |
| Wi-Fi |
Yes |
| Ethernet |
Yes |
| Bluetooth |
Yes |
| Bluetooth Headphone Transmission |
Yes |
| AirPlay 2 |
Yes |
| Spotify Connect |
Yes |
| Internet Radio |
Yes |
| Media Server / NAS Playback |
Yes |
| HEOS App Control |
Yes |
| Denon AVR Remote App |
Supported |
High-Resolution Audio Support
| FLAC |
Up to 192kHz / 24-bit |
| WAV |
Up to 192kHz / 24-bit |
| ALAC |
Up to 192kHz / 24-bit |
| DSD |
2.8MHz / 5.6MHz |
| MP3 / WMA / AAC |
Supported |
Multi-Zone & Custom Installation
| Zone 2 |
Yes |
| Zone 3 |
Yes |
| Zone Pre-Out |
Yes |
| Assignable Zone Amplification |
Yes |
| IP Control |
Yes |
| Web Control |
Yes |
| RS-232C |
Yes |
| 12V Trigger Output |
Yes |
| Remote Control In / Out |
Supported |
| Setup Assistant |
Yes |
| Quick Select Plus |
Yes |
| ECO Mode |
Yes |
General Specifications
| Manufacturing |
Designed and Manufactured in Japan |
| Power Consumption |
710W |
| Standby Power Consumption |
0.1W |
| Dimensions – Antennas Horizontal (W × D × H) |
434 × 389 × 167mm |
| Dimensions – Antennas Vertical (W × D × H) |
434 × 389 × 236mm |
| Weight |
13.4kg |
| Finish Options |
Black / Premium Silver – Region Dependent |
System Integration
The AVC-X4800H can power a nine-channel immersive home cinema directly and expand to 11.4-channel processing through compatible external amplification. Four independent subwoofer outputs allow flexible multi-subwoofer installations, while HDMI, analogue, digital, phono, network and multi-zone connectivity make it suitable as the central hub for movies, music and gaming.