Dunlop MXR M89 Bass Overdrive Pedal

Overdrive effect pedal for electric bass guitar that has been designed to deliver warm, harmonically-rich tube-like overdrive. Along with standard Volume, Tone and Drive controls, the pedal features a Clean control for blending a pre-set EQ clean signal with the overdrive signal, resulting in sweet burly bass overdrive. Pedal also features true bypass switching, and can be powered by 9 V battery or power adapter.