The Boss XS-100 Poly Shifter is a comprehensive pitch-shifting workstation that offers a wide range of creative possibilities for using pitch changes. With cutting-edge technology, the XS-100 delivers even more precise tracking than ever before, accurately following complex chords and fast lead lines with ultra-responsive attack. The easy-to-read LCD screen allows for precise adjustment of the pitch-shifting effect, while individual pitch parameters can be controlled in real time using the built-in expression pedal. The toe switch on the rocker is freely assignable and can be used, for example, to toggle the effect on and off or to trigger an octave-up shift. The Boss XS-100 Pitch Shifter also features a variety of connection options. With an additional THRU output and MIDI In and Out, this versatile unit can be seamlessly integrated into a wide range of setups.