Flashing lights (luminous signals); Smartphones; Wearable activity trackers; Headphones; Video baby monitors; Earphones (other than hearing aids for the deaf); Measuring instruments for electric circuits; Annunciators; Sunglasses; Electronic collars to train animals

television antennas; audio speaker enclosures; bathroom scales; calipers; DVD drives; electrical cables; optical cables; loudspeakers; speakers; CD players; headphones; earphones; megaphones; microphones