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2.4g射频芯片ichaiyang 2024-05-10 6:55 30
The access card mainly identifies the information in the card.Access card has a chip called RFID, when the user holds the card containing RFID chip through the card reader, the ele...

What does the access card identify?

The access card mainly identifies the information in the card.

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Access card has a chip called RFID, when the user holds the card containing RFID chip through the card reader, the electromagnetic wave emitted by the card reader will begin to read the information inside the card, the information here can not only be read, but also can be written and modified, so the chip card is not only a key but also an electronic identity card.

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Access control card refers to the card used in the access control system, such as access card, access control card, parking card, membership card, etc. Before the access card is issued to end users, the system administrator determines the available areas and user rights. Users use the access card to swipe the card to enter the management area. Users without access cards or rights are not allowed to enter the management area.