Cameras; Thermo-hygrometers; Alarm monitoring systems; Alarms for the detection of inflammable gases; Anti-intrusion alarms; Audiovisual receivers; Burglar alarms; Carbon dioxide detectors; Carbon monoxide detectors; Closed circuit TV systems for security and surveillance, namely, cameras, switchers, monitors, microphones, and recorders; Digital door locks; Electric door bells; Electronic-based instruments for measuring environmental parameters including humidity, mold, bacteria, air quality and water quality; Electronic key fobs being remote control apparatus; Fire alarm and emergency evacuation devices, namely, fire alarm control panels, smoke detectors, heat detectors, alarm pull stations, audible and visible notification appliances, strobes, sirens, bells, horns, and speakers; Fire alarms; Fire and smoke detectors; Gas alarms; Infrared detectors; Safety sensors, namely, carbon monoxide detectors, smoke detectors, and combination carbon monoxide and smoke detectors; Security alarm controllers; Smoke alarms; Smoke detectors; User interfaces, namely, keyboards for electrotechnical and electronic devices; Wireless routers