The Fishman Fission Bass Powerchord FX Pedal adds stacked harmonies over any bassline through a series of intuitive controls and footswitches. The Fission Bass Powerchord lays down several combinations of harmonies, either an octave, 4th, or 5th above the root. Also housing multi-effects capabilities, this pedal has up to three voices of harmony, an adjustable noise gate, overdrive, tone, and effect level. You have the ultimate control over your bass tone with this lightweight, durable pedal.