CTM64 is an universal MIDI Out kit. Up to 64 free contacts can be connected to generate MIDI note on/off or program change messages. CTM is suitable to retrofit keyboards, switch panels, button arrangements or any other contacts so that they are able to transmit MIDI data. Up to 4 potentiometers can be connected to generate common MIDI controllers and pitch bend. Additionally a 1/4 jack socket is available for connecting a sustain pedal.