Earphones; Microphones; Audio adapter cables; Audio amplifiers; Audio speakers; Cooling pads for laptop computers; Drawing tablets being computer input devices; Electric adapter cables; Electric door bells; High definition multimedia interface splitters; Holders adapted for mobile telephones and smartphones; Mouse pads; Smart watches; Stands adapted for laptops; Touch screen pens; USB cables; USB hubs; Wireless chargers; Wireless communication devices for transmitting images taken by a camera