Battery chargers; [ Cabinets for loudspeakers; ] Digital door locks; Electric door bells; [ Electrical wiring devices in the nature of sockets, receptacles, switches, controllers incorporating tactile instructions and/or warnings for use by the blind; ] Fitted plastic films known as skins for covering and providing a scratch proof barrier or protection for electronic devices, namely, MP3 players, mobile telephones, smart telephones, digital cameras, global positioning systems and personal dig...