Pharmaceutical preparations for human use

Electronic communications and test equipment, including communication encoders for paging terminals and dial access paging terminals primarily sold to radio paging equipment dealers and radio paging systems manufacturers, dual tone multi-frequency microphones, interconnects, repeaters, repeater controllers, trunked radios; paging system components, including, encoders, terminals, transmitters and paging entry stations; communication system components, including mobile control units, dispatch control units, radio channel managers, radio dispatch switches, instant-recall message repeaters, and instant-recall recorders; message recorders; remote control system components, including, monitor and control systems; alarm monitoring system components, including fire station alerting systems, alarm monitoring systems, and automatic dialers; radio control systems, including, receiver monitor panels and radio/audio dispatch consoles