connections for electric lines; wires, electric; battery chargers; audio- and video-receivers; computer memory devices; batteries, electric; computer peripheral devices; headphones; tablet computers; cases for smartphones; selfie sticks [hand-held monopods]; smartwatches; protective films adapted for computer screens; covers for tablet computers; protective films adapted for smartphones; stands adapted for laptops; earpieces for remote communication; smart speakers; mobile phone chargers; holders adapted for mobile telephones and smartphones