Microphones; AC/DC power supplies; Electric car charging piles; Electronic devices, namely, radio frequency repeaters used in long range communication for tracking and monitoring energy usage; Hydrogen fuel cells; Inverters for power supply; Laser equipment for non-medical purposes; Microphones for communication devices; Personal security alarms; Power adapters for use with recreational vehicles, computers; Range finders for hunting, golf; Satellite telephones; Satellite television receiving ...