Fosi Audio MC351 2.1-Channel Integrated Amplifier with Built-in DAC

BH #FOMC351 • MFR #MC351-48V5A
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Fosi Audio MC351 2.1-Channel Integrated Amplifier with Built-in DAC
Key Features
  • 2.1-Channel Amplified Output
  • 2 x TPA3255 Class-D Amplifier Chips
  • 165W x 2 Plus 350W Sub Output at 4 Ohms
  • Compact Design with Mini VU Meter
Enjoy plenty of power in a compact, easy-to-use design with the Fosi Audio MC351 2.1-Channel Integrated Amplifier. Equipped with a built-in DAC, the MC351 supports digital coax, optical, USB-C, and Bluetooth inputs, along with analog stereo RCA. Dual class-D amplifier chips with left, right, and subwoofer outputs allow for a 2.1-channel system configuration. Additionally, the inclusion of a circular VU meter adds a touch of vintage aesthetics.
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Fosi Audio MC351 Overview

Enjoy plenty of power in a compact, easy-to-use design with the Fosi Audio MC351 2.1-Channel Integrated Amplifier. Equipped with a built-in DAC, the MC351 supports digital coax, optical, USB-C, and Bluetooth inputs, along with analog stereo RCA. Dual class-D amplifier chips with left, right, and subwoofer outputs allow for a 2.1-channel system configuration. Additionally, the inclusion of a circular VU meter adds a touch of vintage aesthetics.

High Power with Great Sound
Equipped with two high-end Texas Instruments TPA3255 class-D amplifier chips and a 100-fin heatsink, the MC351 can stably output up to 165W x 2 + 350W power in a 2.1 channel setup. The dual PCBA separated design ensures that the input and output signals do not interfere with each other, providing you with the purest and most impeccable sound quality.
Additional Details
  • High-quality dual 4700μF capacitors
  • All-aluminum alloy chassis
  • Automatically enters standby after two minutes of no signal
  • Front-mounted input mode switch button

Fosi Audio MC351 Specs

Key Specs
Channels
2.1
Power Output per Channel
2-Channel Driven:
165 W at 4 Ohms
350 W at 4 Ohms
Rear A/V Outputs
1x 1/8" / 3.5 mm Pre-Out
Speaker I/O
2x Binding Post Pairs (Front)
1x Binding Post Pair
Wi-Fi
No
Bluetooth
Bluetooth 5.3
Amplifier
Amplifier Type
Integrated Amplifier (Preamp/Power Amp Combo)
Channels
2.1
Amplifier Class
Class-D
Power Output per Channel
2-Channel Driven:
165 W at 4 Ohms

350 W at 4 Ohms
THD
≤ 0.03%
Speaker Impedance
4 to 8 Ohms
Audio Processing
Auro 3D Support
No
Supported Sample Rates
Up to 192 kHz / 32-Bit
Connectivity
Rear A/V Inputs
1x Stereo RCA
1x USB-C
1x Digital Coaxial
1x Optical TOSLINK
Rear A/V Outputs
1x 1/8" / 3.5 mm Pre-Out
Front I/O
No
Speaker I/O
2x Binding Post Pairs (Front)
1x Binding Post Pair
Media Card Slot
No
A/B Speaker Selection
No
Bi-Amp Capability
No
Signal to Noise Ratio
≥ 100 dB
Total Harmonic Distortion (THD)
≤ 0.03%
Wireless Connectivity
Wi-Fi
No
Bluetooth
Bluetooth 5.3
Control
External Control Support
No
Mobile App Compatible
No
Power
Input Power
24 to 48 VDC at 5 A
Physical
Dimensions (W x H x D)
7.3 x 2.2 x 5.0" / 18.5 x 5.6 x 12.7 cm
Packaging Info
Package Weight
4.68 lb
Box Dimensions (LxWxH)
14 x 9.4 x 3.2"

Fosi Audio MC351 Reviews

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