Tablet computers; wearable computers; smartwatches [data processing apparatus]; humanoid robots with artificial intelligence for use in scientific research; telecommunication apparatus in the form of jewellery; wearable activity trackers; cases for smartphones; wireless routers; protective films adapted for smartphones; headphones; electronic book readers; cabinets for loudspeakers; USB cables for cellular phones; cell switches [electricity]; wireless earphones; stereo systems; cameras [photography]; theft prevention installations, electric; 3D spectacles; batteries, electric; battery chargers; battery chargers for tablet computers.