Camcorders; Audiovisual teaching apparatus; Cabinets for loudspeakers; Sound recording carriers; Computers; Computer peripheral devices; Portable media players; Theft prevention installations, electric; Batteries; Electric remote control apparatus (other than remote controls for toys); Apparatus for network communication; Plugs, sockets and other contacts (electric connections); Global positioning system (GPS) apparatus; Smartphones; Projection apparatus; Measuring apparatus; Integrated circuits; Ear plugs for divers; Radio apparatus; Punched card machines for offices; Spectacles (glasses); Rechargeable batteries