A medical pacemaker regulates ones heartbeat, but the DJ pacemaker regulates the music's beat, plus a whole lot more. This tutorial teaches you how use the pacemaker as a portable DJ setup. The pacemaker is one of the best inventions for the DJ/ music industry has ever made. But the pacemaker will not replace the typical DJ setup. Find out how you can mix music portable with a pacemaker in this how to video.