Laptop computers; Pocket computers for note-taking; Handheld personal computers; Tablet computer; local area network (LAN) computer cards for connecting portable computer devices to computer networks; Personal digital assistants (PDA); Motherboards; Computer interface boards; Computer memory hardware; Computer loudspeakers; Computer mice; Earphones and headphones; Microphones; Video recorders; Mobile phones; Liquid crystal display (LCD) monitors for computers; Liquid crystal display (LCD) televisions; Personal stereos; Audio speakers; Batteries