Computers comprising computer main boards, computer workstations comprising high performance single-user microcomputers and minicomputers that have been specialised for graphics, computer aided design (CAD), computer aided engineering (CAE), and scientific applications, computer terminals, computer monitors, computer printers, computer keyboards, computer disc drives, computer mouses, electric power supply adaptors, computer interface cards, mobile telephones, local area networks, home television games, namely, computer game programs, and notebook computers, personal digital assistant (PDAs), liquid crystal display monitors, batteries for use in mobile telephones, batteries for use in notebook computers, batteries for use in personal digital assistant, liquid crystal display televisions (LCD TV), earphones, universal serial bus (USB) extension line