Up for sale is an Electro-Harmonix Metal Muff. These are cool distortion pedals with a nice top boost switch for extra cut. Plenty of gain on tap with a 3-band eq. This pedal is in good overall condition with just a little wear on the logo. Features: -Distortion and volume controls -Treble, middle, and bass eq -Top boost w/footswitch to turn on/off -Takes a standard 9-volt DC power supply (not included)