Camcorders; Cameras; Access control and alarm monitoring systems; Alarm monitoring systems; Anti-theft alarms, other than for vehicles; Biometric fingerprint door locks; Biometric identity cards; Biometric locks; Burglar alarms; Computer networking hardware; Computer programs, downloadable, for use with electric locks, burglar alarms, and anti-theft alarms, other than for vehicles; Computer software applications, downloadable, for use with electric locks, burglar alarms, and anti-theft alarms, other than for vehicles; Day and night vision systems primarily comprised of day and night sensors, day and night cameras, and monitors; Digital door locks; Downloadable computer operating programs; Downloadable computer software for accessing, reading, and tracking information in the field of electric locks, burglar alarms, and anti-theft alarms, other than for vehicles on a blockchain; Downloadable computer software for programming, sharing, and revoking virtual keys for electronic locks; Downloadable computer software for permitting users to identify and communicate with persons at their door; Downloadable computer software for permitting users to monitor their home, office and other facilities; Downloadable computer software for communicating audio, video and data between communications devices via global computer networks and local area networks; Electric and electronic video surveillance installations; Electric door bells; Electric meters; Electronic access control systems for interlocking doors; Electronic key cards; Electronic key fobs being remote control apparatus; Electronic lock assemblies; Electronic locks; Gateway routers; Identity cards, magnetic; Locks, electric; Magnifying peepholes for doors; Motion sensors; Programmable locking systems, consisting of electronic cylindrical locksets and keypads; Recorded computer software for programming, sharing, and revoking virtual keys for electronic locks; Recorded computer software for communicating audio, video and data between communications devices via global computer networks and local area networks; Recorded computer software for accessing, reading, and tracking information in the field of electric locks, burglar alarms, and anti-theft alarms, other than for vehicles, on a blockchain; Remote video monitoring system consisting primarily of a camera and video monitor for recording and transmitting images to a remote location; Security and fire alarms; Smoke alarms; Telecommunication base stations; Theft alarms; Video cameras; Video monitors; Video recorders; Water meters; Encoded key cards