Moog EP-3 Expression Pedal Brand: MOOG Product Code: ACCEP003 Perfect weight and balance, along with superb craftsmanship The EP-3 is a robust and reliable universal expression pedal designed to work with any keyboard, synthesizer, or pedal with an expression or CV input It features a newly designed cam system with extremely smooth performance and durability, a polarity switch that ensures compatibility with non-Moog products, a scalable output knob for specifying musical range, and a  output jack on the front panel that allows you to use the supplied 6.5 cable, or select a different cable length that perfectly suits your needs