системи за контрол на достъп

https://mag-wiki.win/index.php?title=Responsible_for_a_видеонаблюдение_Budget%3F_12_Top_Notch_Ways_to_Spend_Your_Money

Access control for doorways is a protection measure that regulates who can input a building or definite spaces within it. This equipment incessantly includes keypads, card readers, biometric scanners, or cellphone