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proximity card radio frequency ID...
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Radiofrequency proximity card.
It allows the automatic identification of the user by radio frequency, RFID. Passive card, contains a chip that, when approached to the reader, receives an induced current that activates it. When activated, it returns an identification code to the system, therefore it does not require any battery.
It communicates with the reader through a low frequency radio antenna at 125 KHz.
Made of PVC, it has a format similar to bank cards, making it easy to carry in any card holder compartment.
|Dimensions||54 (H) x 85 (W) mm|