Wampler Plextortion Overdrive Pedal "Hand made in the U.S.A. High grade film capacitors and resistors picked for their superior sound and response Completely true bypass Battery connection and 9v power jack (barrel plug like Boss) 5 knobs - gain, volume, bass, treble, mids giving you complete tonal control 1 toggle switch adds in presence and clarity if needed Plenty of volume potential if you need it" High grade film capacitors and resistors picked for their superior sound and response Completely true bypass Battery connection and 9v power jack (barrel plug like Boss) "5 knobs - gain, volume, bass, treble, mids giving you complete tonal control"