MCCTV Security & Surveillance System Solution News From CCTUNG — SMS Command
Apartment Intercom Security Tips
由 JiangDavid 在 发布
Follow these rules to keep you and your apartment building safe If you live in an apartment building with an intercom system, you know what a great convenience it is. Each time a friend, delivery person, or other visitor arrives at your building, you don't need to take a trip to the lobby just to see who it is. Instead, you communicate with visitors using the intercom, then choose to press a button to unlock the door, all from the comfort of your apartment. Although an intercom is a convenience, it can easily become a security risk. If you're not careful, unauthorized...