Measuring, signaling, checking (supervision) apparatus and instruments, namely, sensors for determining position, motion detectors, remote control transmitter for radio-controlled devices, audio, video and mobile data receivers, push button controllers for sending and/or receiving signals, flashing safety lights and of radio transmitters; computer software, namely, recorded or downloadable computer application software, gadgets, widgets, plugins, and applets in the nature of software for transmitting from one device to another, and making available on the receiving device information, directions and/or data, all for use in wireless communication apparatus, mobile telephones, smartphones, computers, portable media players, digital electronic devices with integrated computers, personal digital assistants (PDAs), electronic organisers, electronic notepads, book and magazine readers, including integration in each case of global positioning systems (OPS); computer application software for use in digital electronic apparatus for recording organising, transmitting, processing, playing and reviewing, and for localising, order management and responding to requests, text, data, audio files, video files and multimedia files; recorded computer programmes and data synchronisation programmes for personal information management, paging, localisation, order management, and responding to requests in the framework of a steward call system; data processing computer hardware; interfaces for computers; apparatus for recording, transmission or reproduction of sound or images; the aforesaid goods, not in relation to coin-operated games apparatus