• 5.1 Channel Amplifier with Professional DSP Decoding: M5.1PRO supports 2.0/2.1/5.1 channel outputs, allowing you to switch according to your preferences and room layout for a more realistic and immersive listening experience. With an integrated Digital Signal Processing (DSP) chip that applies professional algorithms and dynamic separation technology to ensure rich detail and clear layers in the sound, offering a versatile auditory experience.
• Multiple Inputs for Different Purposes: Including Bluetooth 5.1/Coaxial/Optical/U-disk/Hard disk/SD Card inputs, making it highly compatible and able to work seamlessly with most home audio devices. U-disk input supports MP3, WAV, APE, FLAC, and other lossless formats, enabling you to enjoy high-quality music anytime.
• High-quality chip sets achieve superior audio performance:
  QCC5125 Bluetooth chip supports ACC/SBC/APTX/APTX-LL/APTX-HD/LDAC, capable of 24bit/96kHz lossless transmission, reproducing high-quality music.
  
  ES9018 chip supports up to 192 kHz / 32-bit audio sampling rates, and DFF/DSF/ISO/WAV/FLAC/MP3 formats along with DSD256 high-fidelity decoding, providing clear and powerful sound quality.
  
  TPA3116 chips, the rated power can reach front (60W×2), surround (60W×2), center (60W), and subwoofer (60W), making it easy to drive 3-8" speakers and 5-10" subwoofers.
• Colorful OLED Screen and Dual Power Inputs: With a 2.4-inch OLED display screen, showing connection status, playback mode, song playback, and more at a glance, the color screen adds vibrancy to your desk without being monotonous. 24V/8A power supply provides powerful power and even specially designed two power supply inputs (main/vice) to provide stronger power input to easily drive most home speakers and subwoofers with high power.
• User-friendly Function Design: With detailed function buttons and a separate remote control for convenient use, making switching between modes simpler. With Bluetooth reset function, supporting one click to clear all devices paired, easy to restart and connect the new devices to the Bluetooth input. Adopts a metal shell and comprehensive features, it is suitable as the core device of audiophile audio systems.

• Brand: Nobsound
• Model: M5.1PRO
• Audio input: Bluetooth 5.1 / Coaxial / Optical / USB(U-disk/Hard disk) / SD-Card
• Audio output: Banana Speaker Jacks / Stereo RCA
• Rated output power@4ohm:
  Front channel: 60W+60W Surrounded channel: 60W+60W Center channel: 60W Bass channel: 60W
• SNR:≥98.5dB
• THD: 0.04%
• Rated output level of RCA:2V
• Max sampling rate of Optical/Coaxial: PCM192kHz/32Bit
• U-disk/Hard-disk format: FAT32, exFAT
• Max capacity:
  Hard disk: 2TB
  U-disk/SD-Card: 512G
• Supported music file formats and max sampling rate:
  WAV：384KHz/32Bit
  MP3：48KHz/16Bit
  FLAC：192KHz/24Bit
  ISO:  DSD256
  APE：48KHz/16Bit
  DSF：DSD256
  DFF：DSD256
  DTS:  Support
  
• Format of CUE support: MP3/WAV/APE/FLAC
• USB port: USB3.0 or below
• SD port: CLASS10 or above
• Dimensions(W*D*H): 228*154*46mm / 8.98*6.06*1.81in
• Package dimensions(W*D*H): 410*205*85mm / 16.14*8.07*3.27in
• Net weight: 1.23kg / 2.71lb
• Package weight: 2.10kg / 4.63lb

User Manual of Douk Audio M5.1PRO