insertable and implantable medical devices, namely, hearing devices, hearing-aids, wearable transducers for converting audio signals to audible vibrations to enhance hearing of the wearer, in-the-canal, and completely-in the-canal hearing devices

Loudspeakers; Accumulators and batteries; Capacitive styluses for touch screen devices; Data cables; Earphones and headphones; Loudspeakers, headphones, microphones and CD players; Rechargeable electric batteries; Smart watches; Wireless cellular phone headsets; Wireless chargers