Bags adapted for laptops; memory cards; stands adapted for laptops; couplers [data processing equipment]; USB flash drives; covers for tablet computers; humanoid robots with artificial intelligence; smartglasses; smartwatches; protective films adapted for computer screens; rulers [measuring instruments]; covers for smartphones; holders adapted for mobile phones; cases for smartphones; selfie sticks [hand-held monopods]; cell phone straps; protective films adapted for mobile phone screens; headphones; electric monitoring apparatus; cabinets for loudspeakers; loudspeakers; audio interfaces; virtual reality headsets; wearable video display monitors; security surveillance robots; measuring instruments; telescopes; materials for electricity mains [wires, cables]; wires, electric; connections for electric lines; electric plugs; electrical power adaptors; electric sockets; plug sockets (electric); eyeglasses; batteries, electric; rechargeable batteries.