Back & Sides:    ABS Composite

Extension loudspeaker jack

Distortion: Turn clockwise for more distortion

The end result is athree-dimensional tone with added clarity that really pushes a nicetube amp over the edge

Boss XS-1 Poly Shifter Size_Travel/Child Back & Sides: ABS CompositeRapid Retuning, Flawless Sound The XS 1 Poly Shifter delivers instant retuning in a convenient, compact footprint. Driven by advanced BOSS algorithms years in the making, this magical pedal transforms the overall pitch while maintaining your instruments true character. You get speedy tracking, crystal clear response, and zero compromise in tonewhether shifting down, simulating a capo, or using extreme octave jumps for effect. The versatile XS 1