[ Anti-intrusion alarms; Burglar alarms; Cables and fibres for the transmission of sounds and images; ] Computer cables; [ Contacts, electric; Electric cables; ] Electric door bells; [ Electric locks; Electric wires; Electrical and electronic burglar alarms; Light switches; Lighting control apparatus; Optical cables; ] Plug adaptors; [ Sirens; Sound alarms; ] Switches, electric [ ; Theft alarms; USB cables; Warning bells ]