Used MXR M66S Classic Overdrive Effect Pedal

The used MXR M66S Classic Overdrive is a reliable and great-sounding pedal that brings warm, tube-like overdrive to your rig with ease. Ideal for blues, rock, and many styles in between, it delivers dependable performance in a sturdy, compact design built to handle both studio sessions and live gigs. With straightforward controls for Output, Tone, and Gain, you’ll quickly dial in a responsive, expressive sound tailored to your playing. The 100Hz low-frequency boost adds punch and clarity, while True Bypass switching preserves your core tone when the effect is disengaged. Housed in a durable metal chassis and compatible with a 9V battery or standard AC adapter, the M66S offers practical flexibility without compromising on tone. This trusted pedal is in excellent condition and provides exceptional value for musicians who want quality overdrive that stands the test of time.