Antennas; Baby monitors; Bags for cameras and photographic equipment; Binoculars; Cabinets for loudspeakers; Camcorders; Cameras; Electric navigational instruments; Headphones; Lenses for telescopes; Magnifying glasses; Mobile phones; Motion picture cameras; Periscopes; Photography darkroom lamps; Portable radios; Radio sets; Sighting telescopes for firearms; Sound recording apparatus; Telescopes; Video tape recorders