The PAC 21106 OPS DESFire 4K EV1 Proximity Cards are high-quality, secure access control cards that decrease the risk of counterfeiting with the new Ops technology. These cards come with a 4K Mifare DESFire 7 byte unique serial number to eliminate any threats of token cloning. The no-batteries design enables an infinite number of reads.
Sold in packs of 10
CR80 card size (86mm x 54mm)
Fully ISO / IEC 14443 A 1-4 compliant