Two on-board effects generators for more modulation effects and combinations than any pedal of its kind. * 20 built-in effects including choruses, flangers, doublers, "step" effects, EQs, rotary, tremolo, Auto-pan, and more. * Fully programmable. 24 programmable user patch locations. * Built-in auto-chromatic tuner. Harmonized pitch shifter. * Exclusive stereo 2-voice pitch shifter. Stereo line out/headphone out with master level control