av receiver hdmi
av receiver hdmi
av receiver hdmi

Tonewinner AT-2000 OEM audio power 11.2 ch atmos AV receiver amplifier

AT-2000 is a high-end home theater & Karaoke integrated amplifier. It handles Dolby Atmos & DTS:X and is backwards compatible with all the previous iterations of those sound formats. It supports 4K, 3D, HDR, Dolby Vision, ARC audio playback, microphone APP control, USB disk, Bluetooth, TF card and also several lossless and compressed audio formats. It can be set up as 7.2.4 system which brings immersive Karaoke experience. As a top 10 audio brand in China, Tonewinner has 30+ years experience in designing and manufacturing acoustic products. As an original supplier, Tonewinner always warmly welcomes distributors, partners and customers around the world.

  • Model

  • Channels

    7.2.4 decode/7.2.4 speaker
  • Power

  • G.W.






11.2 CH Dolby Atmos 

                    258W High Power AVR

Root in China, welcome the world.

Tonewinner has built up cooperations with partners and customers worldwide with the same standard and reliable quality. With independent intellectual property right and source code copyright, all hardware & software was originally designed and written by its own engineers.


Multi-channel, multi-fun.


11.2 channel for Dolby Atmos & DTS:X decoding. Support Dolby Vision & DTS which present more accurate space spot of sound. With 7.2.4 channel decoding output, it can be used as an independent preamplifier or configured with two subwoofers for more powerful sound.  

Original Easy Test EQ System

Smart room EQ for professional theater sound effect


The original full-automatic room calibration system, with accurate multi-dimensional EQ test and correction, is one of full-auto audio EQ testing systems worldwide. (The T-2 and ETM-2 microphones are not included.)



4K for Life-like Visual Experience

4K brings better contrast and brightness.

With Immersive sound effect,

it will give more stunning movie & game experience.

High Definition for Better Appreciation

It's compatible with main video formats including HDR 10, Dolby Vision & HLG. More information about a scene will be captured, including a wider variety of colors and more visible details in the highlights and shadows. The shining brightness, contrast and color palette will bring you better visual appreciation.


Lossless Music Formats

Support 128G USB disk, TF card & APE, FLAC, WAV, MP3, WMA.

15-meter Bluetooth Transmission

High-speed & stable, low distortion, energy consumption & latency.

Easy connectivity and auto-re-connectivity.

Switch any music apps and platforms you want.

Original App Control

Original music playing center and management interface.

Multi-level folder management. Song list of Udisk & TF card on screen. 

On Screen Song List

The song list can be clearly displayed on TV screen or music App.

OSD English Menu

Simple menu for controlling and setting.

Make adjustment without disrupting your entertainment.

Multiple Input Options

Optical, coaxial & USB Audio inputs for more fun.

Main Features



 Internal Layout 

With quality integrated components and multi-layered immersion gold circuit boards,

the audiophile-level circuit design will give strong support to professional theater sound effect.

Decoding Design

High Power Transformer

Made by advanced technology, this transformer transfers stable & robust

electrical energy and have great performance in anti-interference. 

285W High Power Output

Working with Hi-Fi circuit, this will bring you better movie,

concert and Karaoke experience.

11 Channel Speaker Output 

5.1/7.1/5.1.2/5.1.4/7.1.2/7.1.4 setup options to meet your needs.

With two SW ports, it can be connected with two subwoofers.

IR Remote Control

One-click theater & Karaoke switch, factory reset and lock for saving data.

AC 110V-AC 230V Wide Voltage

HD & Hi-Fi & Karaoke

Main Features

7.2.4 channels  Dolby DTS decoding 

OSD English menu

4K, 2K & backward iterations video formats

Dolby Vision

Dolby Atmos, DTS:X & backward iterations decoding


HDMI2.1, 3D

HLG format

Separate audio-video matrix subgroup


HDMI2.1 6 in & 2 out

RS232 protocol

IR extension

Optical/coaxial/analog inputs & outputs

Separate control for EQ, volume & inputs

5V trigger

Auto EQ room calibration

Microphone APP control

English EQ guide

Lock for stored setting data

7.2.4 digital Karaoke

Setting data backup

Separate setting for Karaoke sound effects

One-button factory reset

One-click theater & Karaoke switch

HDMI video output management

Bluetooth, USB disk, TF card

DSP Karaoke effect processing & anti-howling 


High Power Cinema:Dolby Atmos, DTS:X, 4K and 11 channel high power output. Powerful control and driving forces for stunning theater and Karaoke experience. 

Home Audio Entertainment: Smart phone apps control & file management, lossless music transmission via Bluetooth, USB disk, TF card with OSD menu. 

Karaoke Leisure Time: TV Karaoke ARC, DSP reverberation sound effect & anti-howling design to rival the professional multi-channel KTV Karaoke system. 

Start Your Home Karaoke

7.2.4 channel digital Karaoke system rocks your mind.

Built-in multiple Karaoke sound effects let you enjoy your home concert.



Professional DSP Reverberation

Built-in multi-tap DSP reverb processor

Intelligent reverberation processing

Multi-level tuning

DSP for Karaoke effect

 Anti Popping & Howling

Built-in inhibition module to prevent harsh noise when shifting frequency.  


Manufacturing Introduction




AV format decoding



Audio formats: Dolby Atmos, Dolby TrueHD, DTS:X, DTS Virtual: X, etc.

Video formats: 4K, 2K and all backward video formats

Input: Bluetooth, analog, optical, coaxial, U disk, TF card, PC, 6 HDMI 2.1 

HDMI: 4K, 3D, ARC, CEC, standby pass through


Decoding: 7.2.4

 Rated impedance: 8 ohm

Gain: ≥40dB

THD: ≤0.05%

SNR: ≥98dB (A-weighted, analog direct)

Frequency: 10Hz-20kHz (+1/-3 dB, analog direct)

Rated output power: 285W Rms/4Ω (THD=3%, one channel, 1kHz),

160W Rms/8Ω (THD=1%, one channel, 1kHz)

N.W.: 22kg      G.W.: 25kg

Power voltage: ~110-115V(60Hz)/~220V-230V(50Hz)

Dimension: 431x440x219mm (WxDxH)

Package dimension: 550x534x319mm

Connection: computer, mobile phone, TVs, projector, hard disk player, set-top box, Blu-ray player, etc.


Application: living room, bedroom, etc.

Accessories: manual x1, power cord x1, certificate x1, remote control x1, HDMI 4K cable x1


Configuration Recommendation




≤0.05%(A weight, analog direct)
≥98dB(A weight, analog direct)
Maximum undistortion output power
≥150W(8Ω, 1kHz, one channel)
Power Output
160W per channel, 1 CH driven, 8 ohms,
285W per channel, 1 CH driven, 4 ohms,
≥40dB (A weight, analog direct)
Rated Impedance
~110V-115V (60Hz)/~220V-230V (50Hz)
Packaging dimension
living room, bedroom, home theater, etc
manual×1, remote control×1, HDMI 4K cable×1, certificate×1


AT-2000 is an all-in-one power amplifier surround sound home cinema Karaoke integrated amplifier AV receiver. It supports Dolby Atmos and DTS:X  sound effects and supports 4K video technology. It's compatible with 3D, HDR, Dolby Vision and other video formats. It also supports U disk, TF card. This 11 ch AV receiver supports a variety of lossless and high-compression audio formats. It also handles mobile App control, Bluetooth lossless transmission and ARC. It is a high-end audio and video amplifier that can fully satisfy home entertainment.



Function of Dolby AV Receiver


  • Support Dolby Atmos, Dolby True-HD and backward compatible with all Dolby audio encoding files.
  • Support DTS:X, DTS-Master and all backward DTS formats.
  • Support HDCP2.2.
  • Support 4K/60Hz, RGB 4:4:4, 18GHz full bandwidth HD video signal.
  • Support Dolby Vision and HDR 10 high-definition video signals.
  • Support 7.2.4 decoding output.
  • Built-in 7.2.4 Karaoke effect, powerful DSP digital reverberation effect and anti-howling.
  • Automatic acoustic test and compensation of room EQ, speaker distance, delay, and sound pressure.
  • Built-in Bluetooth digital audio receiver.
  • Built-in high-quality music player; support TF card and U disk audio file playback,
  • Support FLAC, APE, WAV, MP3 and other lossless and lossless highly compressed audio formats.
  • Support mobile phone App operation.
  • OSD on screen English menu.
  • Support speaker configurations from 2.0 to 7.2.4.
  • Support HDMI 6 in 2 out, 2 way coaxial inputs, 2 way optical inputs, 3 way analog inputs.
  • Support 5.1 channel external mixing input, and support external reverb device.
  • Built-in 11x160W (8Ω, RMS) high-power Hi-Fi amplifier.
  • Support RS232 protocol.
  • Support HDMI ARC & CEC control.
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If you’re interested in our products or have any suggestions, please leave a message here, and we’ll contact you as soon as possible.