Hotone SOC-1 Octa Compact Digital Octave Pedal Two octave voices blend with dry level control and support polyphonic processing in the default mode Poly & dirty simulates the classic analog octave pedals (single note processing and different tone) True bypass footswitch zinc alloy outer cover cooled lights Transparent top knob and 2 noctilucent small knobs current consumption: 53ma This stomp box is ready to satisfy the octave needs of basically every guitarist out there