Pedal sustain Deluxe Crumar conmutable

This Crumar sustain pedal can be used with all digital pianos midi keyboards and controllers due to its polarity switch It is modeled after damper pedals as seen on acoustic (grand) pianos You can connect it to your device with a 1/4 jack connector If you own a keyboard with adjustable control pedal settings you can also use the CSP-40 as a footswitch