Mobile phones; smartphones; smartglasses; smart watches; wearable activity trackers; tablet computers; selfie sticks (hand-held monopods); holograms; connected bracelets (measuring instruments); protective films adapted for computer screens; covers for smartphones; cases for smartphones; network communication equipment; computer memories; audio and video receivers; portable media players; computers; notebook computers; computer hardware; modems; measuring instruments; video recorders; camcorders; protective films adapted for screens for mobile phones; mobile power source (rechargeable batteries); electric batteries; loudspeakers; cabinets for loudspeakers; switchboards, electric switching apparatus; headphones; earphones; magnetic encoded identification bracelets; personal stereos