Acoustic alarms; Biometric fingerprint door locks; Burglar alarms; Cabinets for loudspeakers; Camera hardware systems for IP (Internet protocol) video surveillance; Digital door locks; Electric door bells; Electric locks; Electrical and electronic burglar alarms; Electronic access control systems for interlocking doors; Electronic key fobs being remote control apparatus; Electronic personal emergency response system consisting of a device worn on the body with a button that users push to noti...