Fosi Audio MC351 2.1 Stereo Amplifier 32V

The Fosi Audio MC351 is an all-in-one DAC amplifier designed to deliver powerful performance and flexible connectivity in a compact format. Combining digital decoding and amplification, it serves as a versatile centerpiece for modern HiFi and home audio systems.

Equipped with dual Texas Instruments TPA3255 amplifier chips, the MC351 delivers up to 165W per channel plus 350W for a subwoofer in a 2.1 configuration. Its advanced internal design ensures clean signal separation for improved clarity and reduced interference.

With support for Bluetooth, USB, optical, coaxial, and RCA inputs, the MC351 easily integrates with a wide range of audio sources. The intuitive controls allow quick switching between input modes, along with bass and treble adjustments for personalized sound tuning.

The classic VU meter adds a retro-inspired visual element, while the CNC-machined aluminum chassis ensures durability and a refined finish. Its compact design makes it suitable for both desktop and full HiFi setups.

Features
All-In-One DAC Amplifier Design
Dual TPA3255 Amplifier Chips
165W x2 Plus 350W Subwoofer Output
Bluetooth USB Optical Coaxial And RCA Inputs
Bass And Treble Controls With Bypass
Mini VU Meter With Retro Design
2.1 Channel Audio Support
Automatic Standby Function
CNC Aluminum Alloy Construction

Compatibility
Passive Speakers 4Ω To 8Ω
Subwoofers
Bluetooth Audio Devices
USB Optical Coaxial And RCA Sources

Specifications
Output Power: 165W x2 + 350W @4Ω
Impedance: 4-8Ω
Inputs: Bluetooth RCA USB Optical Coaxial
Outputs: Speaker Output Sub Out 3.5mm Pre-Out
Frequency Response: 20Hz-20kHz (±0.1dB)
THD: ≤0.03%
SNR: ≥100dB
Sampling Rate: USB 24bit/96kHz Optical/Coaxial 32bit/192kHz
Power Input: 24-48V DC
Power Supply: 32V/5A 48V/5A

Dimensions & Weight
Dimensions: 18.5 × 12.7 × 5.7 cm

In The Box
MC351 Power Amplifier
32V/5A Power Adapter
User’s Manual