Computers; Earphones; Eyeglasses; Headphones; Microcomputers; Microphones; Alarm monitoring systems; Batteries, electric; Car video recorders; Cell phone cases; Chargers for electric batteries; Computer peripheral devices; Computers and computer hardware; Data cables; Data processing equipment, namely, couplers; Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, laptops, cell phones and personal digital assistants; Electric door bells; E...