Bare conductive touch board bare conductive touch board p the b bare conductive touch board b is a printed circuit board module that can make your projects interactive responsive smart or just fun change the world around you by using the touch board to turn almost anything into a sensor p p connect anything conductive to one of the 12 electrodes and trigger a sound via the onboard mp3 player play a midi note or do anything else that you might do with an arduino or arduino compatibl