Use it with products such as the G50 Guitar MIDI Converter and the WX11 Wind MIDI controller. Features 100 control changes, 128 program changes, and up to 12,800 program changes if 100 bank select messages are used. Equipped with a WX-in jack for connection to a WX11. Built-in expression pedal. 4 external assignable SW/Exp Pedal connectors are also provided.