This is a superb, BRAND NEW, piece of equipment for all keyboard players, the sustain pedal is compatible with any keyboard that has a sustain pedal port and will enhance your playing dramatically. The pedal works specifically with Yamaha and Casio keyboards and any other keyboard with a sustain pedal port!! It has a 3.5mm adapter, a cable and a rubberized non slip foot rest and base. The pedal dimensions are 2.8" x 3.9" Pedal has a switch to change the polarity from positive to negative and is sturdy and hardwearing enough to provide you with a long life of service – even when you’re gigging on the road. The pedal will be shipped as soon as payment is made and cleared, using the postage method of your choice. Any questions please contact Emdan and we will be glad to help