Dunlop M69P Distortion Effect PedalIf you crave the classic growl and bite of hard clipping vintage stompboxes, look no further than the MXR Prime Distortion. Its packed with rich warmth and clear articulationeven when you crank up the gain to the high heavens of rock n roll. The simple three knob interface offers an incredibly versatile range of tones that can be dialed in with ease. The Output knob controls the effects volume level, the Tone knob shapes its EQ, and the Distortion