Rolls MX54s ProMix Plus Stereo Microphone Mixer

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Product Description

A must-have for any audio setup, the Rolls MX54s ProMix Plus Stereo Microphone Mixer mixes three microphones into two transformer balanced outputs. It has three XLR inputs, each with individually switchable phantom power, and Low Cut switches, a Level control, and a Pan control. As mentioned, it has two transformer balanced, XLR outputs. A 1/4 inch Aux/Headphone output has been provided along with a Clip indicator, Power indicator, and Power switch. The unit is also powered by two 9-Volt alkaline batteries.


  • Mixes three microphones to stereo XLR outputs
  • Output level controls for mic or line-level output
  • Transformer isolated outputs
  • 1/4 inch Aux/Headphone Output
  • Phantom Power and Low-Cut switches for each Mic input
  • Battery and AC powered
  • Handy shoulder strap mounts

Product Specifications
Rolls MX54S ProMix Plus Stereo Microphone Mixer Specifications
  • Input Impedance: 600 Ohms
  • Output Impedance: XLR 600 Ohms
  • THD + Noise: .02%
  • S/N Ratio: 84 dB
  • Frequency Response: 25 Hz - 16 kHz (+0 / -3 dB)
  • Max Output Level: + 14 dB
  • Max Input Level: -14 dB
  • Max Gain: +60 dB
  • Low Cut: -3 dB @ 100 Hz
  • Current Draw: 20 mA
  • Phantom Power: +18 VDC
  • Connectors:
    • 3 Female XLR
    • 2 Male XLR
    • 1/4 inch TRS
    • DC Power Jack
  • Size: 5.3 x 3.7 x 2 inches (13.46 x 9.4 x 5.08 cm)
  • Weight: 1 pound (.45 kg)

Helpful Info about the Manufacturer
Phone:  Warranty:  1 Year
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