Keywords
absence, announcement message, arts culture and entertainment, authority, close-up, color, communication, concepts & topics, control, copy space, creativity, equipment, gold, group of objects, hanging, horizontal, ideas, information medium, megaphone, music, musical note, mystery, no people, noise, photography, public address system, selective focus, series, shiny, speaker, still life, studio shot, technology, unknown, white background, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, 1107016