Smoke detectors; Electron microscopes; Solid-state devices; Camcorders; Video recorders; Radios; Annunciators; Electricity generating solar cells and panels; Solar cells for electricity generation; Electromagnetic coils; Wearable activity trackers; Locks, electric; Fixed multi-channel communication apparatus; Multi-microprocessor control apparatus; Switches, electric; Electronic access control systems for interlocking doors; Electric door bells; Accumulator jars; Humanoid robots with artificial intelligence; Security surveillance robots; Electronic apparatus for identifying personnel prior to entry; Apparatus for scanning the retina for the security identification of persons; Electric access control systems; Electronic access control installations; Installations (electric or electronic) for use in access control; Theft prevention installations, electric; Global positioning system (GPS) apparatus; Mobile radio broadcasting units; Mobile radio receiving apparatus; Mobile radio transmitting apparatus; Voice signalling apparatus for use with mobile radio systems; Video cameras combined with video recorders; Electrical recorders; Electronic speed recorders; Automatic message recorders; Black boxes (data recorders); Distance recorders for land vehicles; Kilometre recorders for vehicles; Mileage recorders for vehicles; Plugs, sockets and other contacts (electric connections); Video telephones; Electrical remote control apparatus (other than remote controls for toys); Electronic key fobs being remote control apparatus; Remote control apparatus connected by modems to computers; Electronic controlling apparatus; Voltage regulators; Cable locators; Antenna positioners; Video monitor controllers; Video monitors; Electronic surveillance apparatus; Mirrors for surveillance; Surveillance apparatus; Video surveillance cameras; Computer programs recorded in computer accessible form; Data recorded in computer accessible form; Control apparatus for the management of communication installations; Network management control apparatus; Computer software for authorising access to data bases; Computer software programs