3D spectacles; Astronomical spectrographs; Camcorders; Cases for telephones; Cellular phones; Chargers for electric batteries; Computer cases; Electric cables and wires; Facsimile machines; Headphones; Loudspeakers; Microphones; Notebook computers; Rechargeable batteries; Slide or photograph projection apparatus; Surveying machines and instruments; Switches, electric; Telescopes; Television apparatus for projection purposes; Time recording apparatus; Satellite navigational system, namely, a global positioning system (GPS)