MXR

Description

Boost your tone with this used MXR M133 Micro Amp preamp/boost pedal in good condition. Delivering up to +26dB of clean gain, it’s perfect for pushing an amp into natural breakup, lifting solos, or adding sparkle without changing your core sound. Simple single-knob control makes dialing in the right level fast and stage-friendly. Rugged MXR housing and standard 1/4" input/output connections make it an easy fit on any pedalboard. Powered by 9V battery or optional 9V DC adapter.

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