Electro-Harmonix Ram's Head Big Muff Pi Fuzz/Distortion/Sustainer Pedal

Faithful reproduction of the highly coveted 1973 Violet Ram's Head Big Muff Pi heard on countless classic recordings and famous guitar solos!The EHX Ram's Head Big Muff Pi delivers the unmistakable articulate string separation and exceptional sustain that's made the V2 Big Muff so sought after. Now with a few choice updates for convenience including true bypass switching, an LED to indicate effect status and the option of being powered by a 9-volt AC adapter.Volume ControlSets the output level.Sustain ControlAdjusts the amount of sustain and distortion.Tone ControlProvides a range of sounds from high treble to deep bass.Footswitch And Status LEDToggle between effect and bypass modes. When the LED is lit, the effect is active.Input JackThis is the audio input.AMP JackThis is the audio output.