BOSS XS-1 Poly Shifter | Compact Pitch Shifting Pedal | Class-Leading Quality | Change Guitar/Bass Pitch Across 7 Semitones or 3 Octaves | Natural Feel & Response | Connect External Footswitches

BOSS XS-1 Poly Shifter | Compact Pitch Shifting Pedal | Class-Leading Quality | Change Guitar/Bass Pitch Across 7 Semitones or 3 Octaves | Natural Feel & Response | Connect External Footswitches Class-leading pitch shifting quality realized with new BOSS algorithms Instantly change the pitch of a guitar, bass, or other instrument Clear response and natural feel that retains the fundamental sound character Change pitch across +/- seven semitones or +/- three octaves Balance knob adjusts the mix between the effect and direct sound Detune function (+/- 20 cents) to create rich doubling effects Selectable pedal switch modes for toggle or momentary operation