EL Cajon EC-10: Can an external footswitch or external pedal be used to switch sounds? June 04, 2023 07:17 Updated Follow You can’t use an external footswitch to switch sounds. Use the foot pedal [A]/[B] of the unit to switch sounds. Related articles EL Cajon EC-10: What type of external pedal can be connected? JUNO-DS61, JUNO-DS76, JUNO-DS88: Can I change the sound using a footswitch?