The On Stage KSP100 Keyboard Piano Style Sustain Pedal is perfect when you need a sturdy and responsive control over sustain. This high-quality pedal features a polarity switch making it compatible with virtually any keyboard. The heavy-duty spring allows for better control and durability. The On Stage KSP100 Sustain Pedal is compatible with any electronic keyboard with a 1/4-inch sustain jack including Yamaha Casio Korg Roland and more. The pedal also features a removable scratch-resistant protective cover which also doubles as a non-slip grip.