Ultrasound reproduction appliances, namely, ultrasound loudspeakers, ultrasound transducers; electric, electronic and optical measuring, signaling, checking supervision apparatus and instruments, namely, ultrasonic transducers, ultrasonic arrays, amplifiers, modulators; apparatus and instruments for recording audio signals and parts thereof, namely, dynamic microphones, condenser microphones, electret microphones, head strap microphones, swan-neck microphones, directional tube microphones, wireless microphones, plug-in microphones; microphones with integrated transmitters, namely, condenser microphones with built-in high frequency transmitters microphone modules, solo microphones, pressure microphones, two-way switch microphones, interfacial microphones, microphone capsules and parts and accessories for the aforesaid goods, namely, desk pedestals, windscreens, stands, quick change adapters, screw bases, cross arms, protective cases, artificial heads, contact holders, crocodile clips, magnetic holder sets; cables, namely, steel-core cables, copper core cables, connection cables; mains power adapters, namely, batteries and phantom circuits; filters, namely, switchable depth filters to combat impact sound, structure-borne noise and wind and pop noise; mains apparatus, namely, quick change clips, desk stations, double clamps, microphone hinges; recording protection devices, namely, swivel arms, wind protection sets for microphones, camera adapters, magnet clips, microphone clips, pistol grips for microphones, stand holders, wind protection with marking rings, electret microphones capsules, sleeves for holders for wind protection devices; microphone suspension devices, namely, stand links, floor stands; microphone inclining devices, namely, stand-links, elevation pipes, stand extensions, table connectors; wind protection devices, namely, windshields and windjammers; electric accessories for sound studios, namely, microphone isolating distributors, power units; light signaling apparatus, namely, transfer units, namely, total and difference transfer units; textile-covered cables, adapter cables, reducing pieces, dust covers, microphone cases, microphone hinges, double-pole stands, pop screens; elastic suspension devices, namely, stand extensions; anti-vibration pads; electroacoustics, namely, headphones, dynamic headphones, electrostatic headphones, wireless headphones, headphones for use in airplanes, buses and trains with infrared transmission, headphones with active noise compensation, loudspeakers, parts and fittings; electroacoustic transformers and headphones, namely, ear pads, volume controls; amplifiers, namely, high-end and thermionic amplifiers, accumulator contacts; socket charging apparatus, namely, handset cables; high-frequency sound transmitting devices for transmitting sound or video signals, namely, pocket transmitters, pocket UHF and VHF transmitters and parts and fittings for the aforesaid goods, namely, aerials, battery packs, accumulator packs, plug-in microphones; mini-module systems consisting of transmitter pouches, corkscrew aerials, quick-charging accumulators; power supply units chargers; shoulder strap devices for transmitting and receiving apparatus; manual and shoulder-strap transmitters for communication installations; diversity receivers, small handsets, ear clips, head aerials, bayonet nut connector, double sockets, coaxial cables, NABNC adapters, room aerials; compact receivers, namely, UHF and VHF compact receivers, telescopic aerials, plug-in power supply, aerial mounts, 19" Rack adapters, charger strips, replacement ear pads, transport and carrying cases for aforesaid goods; spot recording apparatus, namely, wide band transmitters with command receivers, return channel transmitters, diversity program receivers, command transmitters; aerials, transmitter aerials, remote aerials, shoulder aerials, transceiver aerials, telescopic aerials, corkscrew aerials, aerial mounts, uni-directional aerials, aerial duplexers, aerial two-way splitters, aerial amplifiers, aerial cables, stands for aerials, and parts and fittings for the aforesaid goods, namely, mounting plates, charger strips, cases with charging apparatus, etched parts, dummy plates; apparatus for narrow-band and wide-band systems in sound transmitting technology transmitters, namely, multi-channel transmitters and single-channel transmitters,infrared transmitters, high-power transmitters with low-frequency input, boosters transmitters; receivers, namely, multi-channel and double-channel receivers; headsets, double-channel chin-strap receivers, and parts for the aforesaid goods; sound transmitting apparatus, namely, infrared transmitters and receivers, namely, mono, stereo, double-channel and chin-strap receivers and parts for the aforesaid goods, namely, ball and socket joints, mounting plates, lap straps, shoulder strap devices, induction loops; communications technology instruments, namely, hearing and speech attachments; apparatus and instruments for conferencing and telecommunications technology, flight safety, reporting and military communications, namely, headphones,loudspeakers, transformers, amplifiers, parts and fittings for the aforesaid goods, namely, ear pads, cable clips, windscreens; speech equipment for telecommunications, namely, boom sets for air travel with active noise compensation; adapter cables, hygiene pads, cable clips, wind screens; sound insulating apparatus, namely, headphones; receiving apparatus, namely UHF receivers, VHF input modules; apparatus for recording and reproduction of sound signals, namely, loudspeakers

Audiological apparatus and instruments, namely, assistive listening devices, namely hearing amplifiers, electrical hearing aids, electrically operated hearing aids; speech therapy apparatus, namely, infrared transmitters and receivers for the deaf and hard of hearing