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Electric, electronic and optical measuring, signalling and checking and supervision apparatus and instruments, namely, electric apparatus and instruments for electroacoustics and parts therefor; apparatus and instruments for recording, transmission and reproduction of audio signals and parts thereof; transmitters, receiving apparatus, namely, HF receivers, HF input modules, apparatus for recording and reproduction of electric signals, in the nature of sound signals; apparatus for the wireless transmission of acoustic information; data carriers equipped with programs and software, namely, diskettes, tapes/ribbons, discs and other electronic storage media for controlling and improving sound quality and for operating, installing, testing, diagnosing and managing devices for wireless transmission of acoustic information; electro-acoustic and visual identifiable guide systems, and multi-lingual guide systems, all consisting of transmitters, receivers, in particular sound signal receivers and headphones; apparatus for sending, transmitting and receiving audio or video signals, in particular high frequency sound transmitting apparatus and sound transmitting technology apparatus, transmitting devices, in particular pocket transmitters and receivers, pocket UHF and VHF transmitters and receivers and parts therefor, diversity receivers, small headsets, recording technology apparatus, in particular broadband transmitters with command receivers, return channel transmitters, diversity program receivers, command transmitters; active and passive antennas; active and passive antenna distributors; electric devices for narrowband and broadband systems in sound transmitting technology, namely transmitters and receivers; transmitters, in particular multi-channel transmitters and single-channel transmitters, infrared transmitters; receivers, namely, multi-channel, single-channel and dual-channel transmitters; headsets for use with video game consoles, music players, mobile phones and other electronic handheld devices and computers; chin strap receivers, and parts for the aforesaid goods; apparatus for sound transmission and sound reproduction; infra-red and HF transmitters and receivers, in particular mono, stereo, double-channel and under-chin receivers, hearing and speech apparatus, namely assistive hearing listening headphones not for medical purposes, wireless telephone headsets, telecommunications apparatus for conference installations comprised of base stations, microphones, speaker charging and case stations, batteries, charging stations, cables, power supply units; equipment for analogue and digital transmission for audio and video and data signals, computer software for the aforesaid systems for control, adjustment and monitoring; electronic equipment and instruments, namely speech apparatus and fittings therefor for conference and telecommunications technology, air traffic control, reporting, military communication sectors; microphones, in particular dynamic microphones, condenser microphones, electret microphones, headset microphones, gooseneck microphones, shotgun microphones, wireless microphones, lapel microphones, microphones with integrated transmitters, in particular condenser microphones with built-in high-frequency transmitters; microphone modules; vocalist microphones, pressure microphones, switchable microphones; interface microphone modules; boundary microphones; microphone capsules and parts for the aforesaid goods; microphone isolating distributors; electric repeating coils; microphone cases; electroacoustic transducers, in particular headphones, dynamic headphones, electrostatic headphones, wireless technology headphones, headphones for use in aircraft, buses and trains, in particular with infrared or high-frequency transmission; headphones with active and passive noise compensation; loudspeakers; parts and accessories for electroacoustic converters and headphones, namely, ear pads, volume regulators, repeaters, in particular high end amplifiers and tube amplifiers; battery plugs, plug-in chargers, handset cords

Medical instruments for use in audiology; medical apparatus and instruments, namely, assistive listening devices for medical purposes, for audiology technology, electric hearing aids, hearing amplifiers, electrically operated hearing aid devices, speech therapy apparatus, namely, transmitters and receivers for the deaf and hard of hearing; medical transmission and reproduction apparatus for the hearing impaired

Gathering and collating of data in computer databases

Gathering, supplying and delivering news and information in the nature of press agencies; electronic sound, image and data transmission; electronic transmission of audio signals of all kinds; online services and broadcasts, namely, transferring of information and messages, computerised transmission of messages, images and sound; transmission of radio and television programmes