HQRP Sustain Pedal for Yamaha YPG-235 / YPG-535 / YPT-230 / YPT-330 / PSR-E243 / YPT-240 Keyboards plus HQRP Coaster HQRP&reg; Sustain Pedal Foot Switch Style plus HQRP&reg; Coaster; Connector: 1/4 inch; The pedal is made in foot switch style. Has a specially designed lower rubber part allowing the pedal to stay in place while you play. For all electronic keyboards, synthesizers, tone modules or drum machines with 1/4" phone jack sustain-pedal input. 200 days warranty!