Made for Privia PX-150, PX-160, PX-360, PX-350 and PX-560 Digital Pianos – Along with CS67 stand (not provided). The Casio SP-33 Privia 3-Pedal Unit for PX-150 and PX-350 digital pianos features damper, soft, and sostenuto pedals all in a single unit that attaches to the CS-67 stand. The SP-33 supports half-pedal operation, so effects can be partially applied if a pedal is partially pressed. Please note that the CS-67 stand is required in order to use the SP-33 3-Pedal System.