I wanted to reply to some of your comments and decided to do it with it with two electrodes in my face and a Tens 3000 giving me electric shocks whenever I was too quiet. I wired a microphone to an Arduino UNO and had it control the power to the Tens through a relay. FOLLOW ME ON TWITTER: http://bit.ly/1I4CrPy MUSIC CREDIT Cut and Run - Electronic Hard by Kevin MacLeod is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/by/4.0/) Source: http://incomp