Camcorders; Chargers for electric batteries; Computer keyboards; Computer peripheral devices; Computers; Digital audio tape players; Electro-dynamic apparatus for the remote control of signals; Headphones; Integrated circuits; Interfaces for computers; Loudspeakers; Microprocessors; Mobile radios; Notebook computers; Portable media players; Scientific and technical apparatus, namely, optical mirrors; Smartphones; Sound recording apparatus; Time recording apparatus; Weighing apparatus and inst...