video screens; interactive touch screen terminals; batteries, electric; protective films adapted for smartphones; cases for smartphones; battery chargers; cables, electric; headphones; portable power chargers; smartphones; USB flash drives; selfie sticks [hand-held monopods]; smart watches; cell phone straps; electric plugs; holders adapted for mobile telephones and smartphones; intercommunication apparatus; selfie ring lights for smartphones; flash lamps for smartphones; mobile phone ring holders