WIRELESS AUDIO AND DATA TRANSMISSION DEVICES, NAMELY, RADIO RECEIVERS AND RADIO TRANSMITTERS AND OPERATING SOFTWARE FOR USE THEREWITH, SOLD SEPARATELY AND AS A UNIT FOR USE IN THE PROFESSIONAL AUDIO AND TELECOMMUNICATION INDUSTRIES; MINIATURE ELECTRONIC COMPONENTS, NAMELY, AUDIO SIGNAL TRANSMITTERS, RECEIVERS, AMPLIFIERS, MICROPHONES AND ELECTRONIC WIRE COILS FOR USE IN PORTABLE AUDIO COMMUNICATION, AND MEDICAL SOFTWARE FOR ADJUSTING PATIENT HEARING AID PARAMETERS; OPERATING SOFTWARE FOR RADI...