BOX X2 vs Pro-Ject Audio Systems Phono Box MM
The Phono Box MM's signal-to-noise is 88 dB against the BOX X2's 98 dB, its mm gain 40 dB against 39 dB, its thd 0.050% against 0.100%, and its output voltage 0.5V RMS against 0.6V RMS.
AI-generated product photo — not official manufacturer imagery.
AmplifiersPhono Pre-Amps
Estimated price (community-sourced)
$49
Around — community and catalog average, updates slowly
About the BOX X2
The Fosi Audio BOX X2 is a compact, tube-equipped phono preamplifier for moving-magnet (MM) turntables. It applies standard RIAA equalization and provides switchable gain settings of 39, 42, or 45 dB. A 3.5 mm AUX input also allows it to be used as a tube line preamplifier, with stereo RCA output for connection to an amplifier or powered speakers. It is supplied with two vacuum tubes and a 12 V power adapter.
Specifications
Analog Output
Analog signal output specifications
- THD
- 0.100%
- SNR
- 98 dB
- Output Voltage
- 0.6V RMS
Phono Preamplifier
Phono stage specifications
- MM Gain
- 39 dB
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions