The 52740 proximity key ring is a device that allows user identification for access control.

What technical features does the Fermax 52740 proximity key ring have?

• MIFARE RFID proximity keyring at 13.56Mhz of 1K.
• User identification device.
• Each device is marked with the identifier to be registered in the system manually.
• No maintenance or batteries required.

What is a proximity key ring used for?

A key chain of proximity such as the key ring 52740 of Fermax, allows the identification of a determined user to control their access to a certain enclosure.

There are two types of proximity key systems, the Mifare system and the EM system, and they are not compatible with each other, meaning that a Mifare proximity key ring can only be used on proximity devices that work with this system.