Using copper sheets as sensors that the user will hold in their hands, they will also contain speakers which are connected to the stimulator, so that each user will have not only the physical feedback, but also the auditory feedback. My hope is that although it is very soft, perhaps when there are multiple of these sounds playing at the same time, it creates a collective symphony that represents the physical stimulation each person is feeling, but is not able to share with the others were it not for the sound. The video below illustrates this (turn the sound up)