Tonewinner AT-3000 Professional High-Power 11.3-Channel Bluetooth Immersive Surround Sound Home Theater AV Receive

Product Specifications
Model: AT-3000
Channels: 11.3
Rated Impedance: 8Ω (compatible with 4–8Ω)
Rated Output Power: L/R/C channels: 240W RMS/8Ω (THD=1%, single channel, 1kHz)
Other channels: 120W RMS/8Ω (THD=1%, single channel, 1kHz)
Distortion: ≤0.03% (A-weighted, "Pure" mode, 1kHz, under normal operating conditions)
Frequency Response: 10Hz–50kHz (+1/-3 dB, "Pure" mode)
Gain: >38dB ("Pure" mode)
Signal-to-Noise Ratio: >95dB (A-weighted, "Pure" mode)
Net Weight: 22.1 kg
Gross Weight: 25 kg
Power Supply Voltage: 110–115V~/60Hz, 220–230V~/50Hz
Chassis Dimensions: 431 x 405 x 200 mm
Overall Dimensions: 431 x 439 x 218 mm
Packaging Dimensions: 550 x 534 x 319 mm

I. Functional Overview
1. Supports Dolby Atmos, Dolby TrueHD, and is backward compatible with all Dolby audio encoding formats.
2. Supports DTS:X, DTS-Master, and is backward compatible with all DTS audio encoding formats.
3. Supports HDMI 2.1 and HDCP 2.2.
4. Supports 4K/60Hz, RGB 4:4:4, and 18Gbps full-bandwidth high-definition video signals.
5. Supports Dolby Vision and HDR10 high-definition video signals.
6. Supports 7.3.6 or 9.3.4 signal output; can function as a standalone pre-amplifier/decoder for connection to an external power amplifier, with support for up to 3 subwoofers.
7. Total power output reaches up to 1680W, suitable for spaces ranging from 20 to 60 square meters.
8. Features an intelligent dynamic power design, delivering up to 240W (8Ω) per channel for the left, right, and center channels, and 120W (8Ω) per channel for the remaining channels. With a total of 11 high-power Hi-Fi amplifier channels, it can directly drive a 7.1.4 speaker configuration.
9. Includes automatic room EQ, speaker distance, delay, and sound pressure level calibration. Offers one-touch, fully automatic correction, while also supporting manual user adjustments.
10. Equipped with ETQ—one of the world’s top five room acoustic automatic testing and correction software systems.
11. Built-in high-quality music player supporting audio playback from TF cards and USB flash drives. Compatible with various lossless and lossy audio formats (including FLAC, APE, WAV, and MP3) and supports multi-level folder management.
12. Supports control via a mobile app.
13. Features an OSD (On-Screen Display) menu with full Chinese-language support, overlaid on the video signal.
14. Allows local music information to be synced and displayed on mobile devices and televisions.
15. Supports over 10 different speaker configurations, ranging from 2.0 to 9.1.4 channels.
16. Includes 6 HDMI inputs and 2 HDMI outputs, 2 coaxial and 2 optical digital audio inputs, and 4 analog audio inputs.
17. Supports integration with RS232 central control systems.
18. Supports HDMI eARC (Enhanced Audio Return Channel) and CEC (Consumer Electronics Control).
19. Supports lip-sync adjustment with a delay range of up to 1000ms.
20. Provides 5 to 11 bands of parametric EQ for each individual channel.
21. Supports grouped audio and video output.
22. Utilizes the latest generation of dual-core DSP processors from the American company ADI (Analog Devices, Inc.).
23. Allows for independent parameter settings and storage for each input source, including individual EQ selection and volume level memory.