Electrical transducers; amplifiers; FM modulators for electroacoustics and structural parts therefor; apparatus for recording, transmission and reproduction of audio signals and structural parts therefor, namely, transmitters for audio signals for wired and wireless transmission, high frequency audio receivers, audio speakers for stereos featuring high frequency electronic monitor modules for monitoring electrical signals, and sound reproducing apparatus; receiving apparatus, namely, high frequency audiovisual receivers, high frequency electronic monitor modules for monitoring electrical signals for sound balancing; wireless transmitters for acoustic data; pre-recorded magnetic data carriers featuring computer programs for use in database management, for use as a spreadsheet, and for use in word processing multimedia software recorded on floppy discs, tapes and CD-ROMS for use in database management, for use in creating and editing music and sound effects, and for use in controlling and improving sound quality of computer and audio equipment; software for automated operating, installing, testing, diagnosing and managing of wireless transmitters for transmitting acoustic data; wireless communication handsets in the nature of two-way radios; transmitters and receivers of electronic signals for telephone, audio and video; telephone transmitters; portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and reviewing text, data, image and audio files; headsets specially adapted for use with microphones, audio speakers, intercoms for conference calls, telephones, and computers; chin straps specially adapted for audio receivers; apparatus for transmission or reproduction of sound; communications headsets and headphones for use with communication radios, intercom systems, or other communications network transceivers for conference use; headphones; transmitters of electronic signals, namely, analog and digital transmitters of audio, video and data signals; USB charging ports; chargers for batteries

medical apparatus, namely, hearing amplifiers, transmission and reproduction apparatus for deaf and partially deaf people, namely, assisting listening devices, namely, amplifiers, hearing amplifiers, audiology technology apparatus; electric hearing aids, hearing amplifiers for medical use, electrically operated hearing aids, speech therapy apparatus, namely, apparatus for speech recording and replaying, infrared transmitters and receivers for the deaf and hard of hearing