Personal sound amplifiers not for medical purposes; personal sound amplifier components, namely, housings, ear hooks, ear tubing, and ear domes not for medical purposes; personal sound amplifier accessory kits sold as a unit comprising ear tubing, ear domes, cleaning brushes, and batteries not for medical purposes, all being components specially adapted for sound amplifiers; television sets featuring technology for wireless audio transmission for use with headphones; visual alerting signaler and receiver devices, namely, event occurrence detector signaling devices, namely, doorbell ring detectors, telephone ring detectors, intercom detectors, sound detectors, baby cry detectors, and videophone activation detectors, featuring technology for use with wired or wirelessly coupled signaling devices for generating an audible, visual, tactile indication of an event occurrence detected by the signaling devices; telephones; telephone amplifiers; earphones; link boxes, namely, telephone connectors; telephone incoming call indicators; telephone handsets; telephone headsets, telephone recorders; batteries for telephones; antennas for telephones; adaptor cords being electric adapter cables for telephones; charging stations for telephones; telephones featuring technology for providing captions for the deaf and hearing impaired; radio transmitters and receivers for use in association with hearing aids and amplification of sounds to assist the hearing disabled; telecommunication devices for the deaf in the nature of electronic devices for transporting and aggregating voice communications across multiple network infrastructures and communications protocols and converting such communications to text; loop amplifiers for use with telephones and MP3 players; doorbell amplifiers
Electrical and Scientific Apparatus