Cases for smartphones; Chargers for electric batteries; Computer peripheral devices; Contacts, electric; Data processing equipment, namely, couplers; Dust proof plugs for earphone jacks; Electromagnetic coils; Holders for electric coils; Loudspeakers; Magnetic wires; Power supplies; Protective films adapted for smartphones; USB cables; Wires, electric; Electrical plugs and sockets; Erasing magnets; Fridge magnets