Electro Harmonix Glove OverdriveVersatile, great sounding overdrive at an equally nice price. Very responsive pedal. Overdrive pedal that ranges from completely clean to full on distortion Designed to give you the feel of an old Plexi amplifier with EL34 power tubes MOSFET semi conductors provide harmonically rich overdrive tones Tone Shift switch boosts mids for richer tone 9V 18V switch lets you choose a looser, more compressed sound or a tighter, more focused tone True bypass