"His team started by strapping vibrating cell phone motors to bodies, but that didn't quite work. The vibrations were all the same. Eventually, they worked with engineers at the electronic components company Avnet to develop a light haptic suit with a total of 24 actuators." https://www.npr.org/2023/07/17/1186173942/vibrating-haptic-suits-give-deaf-people-a-new-way-to-feel-live-music