Walkie-talkies; Audio-receivers and video-receivers; Electric door bells; Intercoms; Signal bells; Radio-frequency receivers; Radio-frequency transmitters; Wireless telephones; Radio pagers; Pagers; Paging equipment; Wireless transmitters and receivers

Antennas; Loudspeakers; Megaphones; Walkie-talkies; Access control and alarm monitoring systems; Audio-receivers and video-receivers; Electric and electronic video surveillance installations; Electric door bells; Electrical and electronic burglar alarms; Electronic data processing apparatus; Identity cards, magnetic; Sound amplifiers; Transmitters of electronic signals; Video telephones; Videotape recorders