Fosi Audio MC331 2.1 Tube Integrated Bluetooth Amplifier with DAC and VU MeterMini Nostalgic Aesthetics

Compact size, tube warmth, and remote control: An ideal blend for easy and comfortable audio enjoyment.

All-in-One DAC Amp/Headphone Amp

The MC331 offers one analog and four digital input modes, providing broad compatibility with various audio sources. A pre-out port allows for effortless configuration of a 2.1 system. Its VU meter and vacuum tubes introduce a vintage charm, appealing to audiophiles through both sight and sound.

Hybrid Tube Integrated Amplifier

Featuring a built-in DAC and flexible input options, the MC331 delivers full-bodied, immersive audio.

Maximize Space Efficiency

Integrates seamlessly into your setup, providing premium sound in a compact footprint.

Catering to Most Audio Sources

Allows simultaneous connection of various audio devices with smooth input switching.

Pointer Dances to the Music

Shows real-time audio signal levels, helping to fine-tune volume and avoid distortion.

JAN 5654W Vacuum Tubes

Compatible tubes: 6AK5, 6AK5W, 6Zh1P, 6J1, 6J1P, WE-403A, 403B, EF95, and other 7-pin tubes.

Customize Your Unique Sound

Features central detents that make it easy to return to the original, natural sound setting.

Easy to Set Up and Intuitive to Operate

Allows for adjusting bass and treble from the comfort of your listening chair.

Memory Function

Settings automatically return to previous values upon restart, removing the need for repeated adjustments.

CNC Integrated Design

All-metal enclosure with a finely sandblasted finish, combining minimalist style and lasting durability.

All-in-One DAC Amp
The Fosi Audio MC331 integrates a DAC, amplifier, preamplifier, and headphone amplifier in one unit. Seamless switching between audio sources is made easy with the included remote, delivering a smooth and immersive listening experience.

Amazing Combination
This tube DAC amp features a built-in VU meter and 5654W vacuum tubes, adding warmth to both the sound and visual design. The result is a retro aesthetic blended with modern functionality for a rich sensory experience.

Setup Flexibility
Compatible with Bluetooth, USB, coaxial, optical, and RCA inputs, the MC331 works with everything from phones and computers to CD players and turntables with phono preamps. Its broad compatibility allows for building different system configurations with ease.

Compact Yet Powerful
Despite its small footprint, the MC331 delivers up to 105W x2 at 4Ω, offering strong performance for bookshelf speakers. It also includes a 3.5mm headphone output and pre-out, making it adaptable for multiple listening scenarios.

User-Friendly Design
With bass and treble adjustment via remote control, the MC331 emphasizes ease of use and comfort. It also features swappable tubes, letting users fine-tune the sound to match their personal audio preferences.

Specifications

• MAX Power Output: 105W×2@4Ω
• Input Mode: Bluetooth +RCA +USB +COA+OPT
• Output Mode: Passive Speakers Output, Pre-Out, 3.5mm Headphone Output
• THD: ≤0.03%

• SNR: ≥100dB
• Device Dimension: 10 x 2 x 2.7 inches
• Terminating Impedance: 4-8 Ohm
• Power Supply: 24V/4.5A