Loudspeakers; Megaphones; Switchboards; Verniers; Bar code readers; Cinematographic cameras; Computer peripheral devices; Digital photo frames; Electric and electronic video surveillance installations; Electric door bells; Electric navigational instruments; Electric warning lights; Electrical voltage tester pens; Goggles for sports; Personal stereos; Portable telephones; Shutter releases; Switches, electric; Video game cartridges; Weighing machines