The MXR M133 adds a preset amount of gain, using a single control. With a guitar, this lets you boost your signal for lead work, adjust between two different guitars with unmatched output (i.e., humbu…read more
The MXR M-133 Micro Amp is a simple, streamlined pedal designed to add a preset amount of gain to your signal using one single control. Use the Micro Amp as a permanent boost effect, or ramp up your signal when you're playing lead so your solos soar above the rest of the mix.
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