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Parameters
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 @ 4Ω:
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: PCM 192kHz / 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: USB 3.0 or below
SD port: CLASS 10 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
Packing List
* 1* M5.1PRO Amplifier
* 1* 24V/8A Power Supply
* 1* Optical Cable
* 1* Bluetooth Antenna
* 1* Remote Control
Product Dimensions : 6.06 x 8.98 x 1.81 inches; 2.71 Pounds
Item model number : SUC-M5.1-PRO
Date First Available : July 24, 2025
Manufacturer : Nobsound
ASIN : B0FJRVD66J
Best Sellers Rank: #261,747 in Electronics (See Top 100 in Electronics) #1,684 in Audio Component Amplifiers
Customer Reviews: 5.0 5.0 out of 5 stars 1 rating var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Immersive 5.1 Surround Sound – Enjoy a true home theater audio experience with this 5.1-channel amplifier’s professional DSP decoding. It delivers realistic, room-filling sound with rich detail and clear audio layers, and you can switch between 2.0, 2.1, or 5.1 output modes to suit your setup.
Multiple Inputs & Wireless Streaming – Enjoy music from any source with support for Bluetooth 5.1 wireless streaming, USB/SD card playback, and optical/coaxial inputs. This amplifier handles popular audio file formats (MP3, WAV, FLAC, etc.), so you can enjoy high-quality sound from all your devices with one unit.
High-Resolution Audio Performance – Built for audiophiles, the M5.1PRO’s premium ES9018 DAC supports up to 192 kHz/32-bit PCM and DSD256 decoding, revealing every detail in your music. The advanced QCC5125 Bluetooth chip (with LDAC and aptX-HD) enables 24-bit/96 kHz high-definition wireless streaming for truly Hi-Fi sound quality.
Powerful 6×60W Amplification – Fill your room with dynamic sound. Each channel (front, surround, center, sub) delivers up to 60W (360W total), allowing this amp to drive most home speakers and subwoofers with ease. The heavy-duty 24V/8A power adapter and dual power input design ensure plenty of clean, stable power for consistent, distortion-free audio performance.
Intuitive Display & Easy Control – A vibrant 2.4-inch OLED screen clearly shows input mode, connection status, and track information at a glance. Switching inputs or adjusting settings is simple with the front-panel controls or the included remote. One-touch Bluetooth reset makes pairing new devices effortless, and the compact metal chassis blends seamlessly into any home audio or theater setup.

