Cables and fibres for the transmission of sounds and images; Data synchronization cables; Electric door bells; Electronic locks; Hands free devices for mobile-phones; Headphones; Headsets for use with computers; Music headphones; Personal headphones for sound transmitting apparatuses; Portable media players; Protective cases for smartphones; Radio receivers; Radio receivers and transmitters; Radio transmitters; Radio-frequency transmitters; Receivers for receiving cable television; Short rang...