The XVP-20 Expression and Volume Pedal from Korg is an updated and compacted take on the XVP-10, a similar pedal available since 1994.

Feel the need to express yourself fully? M-Audio’s EX-P expression controller pedal works with all M-Audio MIDI controllers that have an expression pedal input. A built-in polarity switch insures compatibility with most other brands of controllers and keyboards.

Foot Controller Pedal for Korg Keyboards

KORG volume pedal domestic and international top guitarist is using me you'll. This is an input that can be high impedance specifications directly from the guitar.