When we talk about a physical access control system, we’re
usually referring to an electronic security system. They typically use an
identifier such as an access card or code to authorise people to enter certain …

Video door-phone (also known as video door entry or video intercom) is a stand-alone intercom system used to manage calls made at the entrance to a building (residential complex, detached family home, workplace, etc.) with access controlled by …

Networking refers to a collection of interconnected computer systems and devices that communicate with one another through various types of networks, such as Local Area Networks (LAN), Wide Area Networks (WAN), Campus Area Networks (CAN), or Home …