Foxrox Electronics Octron3Octron3 is smaller and has two additional switches. These switches bring the original Octron's internal settings to the front panel. Aside from that, Octron3 uses the same circuitry as Octron. The switch selections have been fine tuned to bring out a choice of Octrons best sounds, previously not possible without opening the unit. Octron3 is an analog pedal not to be confused with a digital octave pedal. You won't get that cheesy harmonizer sound with