Electronic communications apparatus, in particular for use in noisy areas and areas vulnerable to explosions, namely hearing and speaking systems consisting of microphones and earphones/headphones, including for wearing beneath protective helmets, masks and protective suits, for oil drilling platforms, refineries, police, fire brigade, rescue services, the army, marine services, and for pilots and for communicating with commercial aircraft; hearing and speaking systems consisting of microphones and earphones/headphones, with speech keys and/or electronic voice controls for analogue and digital radio equipment, hearing and speaking systems consisting of the aforesaid apparatus for wireless and cable intercom apparatus, mobile digital radio equipment and radio receivers, mobile digital radio networks and terminals, video cameras, analogue and digital video radiocommunications systems; ear plugs not for medical purposes; electrical terminal connectors; adapter connectors (electric -); junctions [electrical]; terminal boxes [electrical]; connection units (electric -); components for electric circuits; electric couplings; plug-in electrical connectors; electrical plugs; electric cables and wires; communications apparatus; information technology and audio-visual, multimedia and photographic devices; connectors for telecommunication apparatus; wireless communication apparatus; wireless transmitters and receivers; electric communication apparatus; devices for wireless radio transmission; telecommunications signal processing apparatus; wireless communication devices for voice, data, or image transmission; communications networks; mobile radio transmitting apparatus.

Hearing protection devices.