[ Adapter plugs; Audio- and video-receivers; Cameras; Cases especially made for photographic apparatus and instruments; ] Converters [ ; Data processing apparatus; Earphones and headphones; Electric adapter cables; Electric navigational instruments; Electric power converters; Electric wire and cable; Electrical adapters; Electrical plugs and sockets; Loudspeakers; Microphones; Microscopes; Monopods used to take photographs by positioning a smartphone or camera beyond the normal range of the a...