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Rolls MX54s Battery Operated 3 Channel Microphone Mixer

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Manufacturer # MX54S

Our Stock # ROLMX54S

  • 3-channel stereo microphone mixer.
  • Switchable +18V phantom power.
  • 3 XLR inputs.
  • Battery and AC power.
  • Switchable low-cut filters.

Rolls MX54s Battery Operated 3 Channel Microphone Mixer


The MX54S battery-powered 3-channel mixer is an excellent tool for audio engineers and musicians working in home or project studios. With both battery and AC powering options, the MX54S is fully equipped to perform in a wide range of environments. The MX54S includes +18V DC phantom power for use with condenser microphones.

The MX54s Pro-Mix Plus 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
  • Phantom Power and Low-Cut switches for each Mic input
  • Battery and AC powered
  • Handy shoulder strap mounts

Input Impedance

600 Ohms

Output Impedance

XLR 600 Ohms

THD + Noise


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


3: Female XLR, 2: Male XLR, 1: 1/4" TRS, DC Power Jack


5.3" x 3.7" x 2"


1 lbs.

Current drain 15ma nominal one mic 15vdc