Used MXR M133 Micro Amp Pre Effect Pedal

Boost your tone with the MXR M133 Micro Amp, a compact, reliable preamp pedal in good condition. Featuring a single Gain control, this analog pedal adds a clean boost to solos or balances signal strength between guitars. Rugged and stage-ready, it operates with a 9V battery or adapter and is ideal for both live and studio setups. Whether pushing your amp or enhancing clarity, the Micro Amp delivers consistent performance with minimal setup.