The HPD-20 has a footswitch input jack on the back panel (FOOT SW) which lets you connect up to two external footswitches to control various parameters.
The following are compatible footswitches.
The HPD-20 has a footswitch input jack on the back panel (FOOT SW) which lets you connect up to two external footswitches to control various parameters.
The following are compatible footswitches.