MIFARE Classic Family MIFARE Classic recognized brand for contactless ICs. it’s operating in the 13.56 MHZ frequency range with read/write capability and ISO 14443 compliance. It started the contactless revolution by paving the way for numerous applications in access control, identity, loyalty, employee cards, public transport, and on campuses, as well as many others! Following application requirements and security needs constantly increased. NXP develops higher security product families MIFARE classic EV1, MIFARE Plus, and MIFARE DESFire, and the development of the limited use/high volume IC family MIFARE Ultralight EV1. Especially MIFARE Classic EV1 represents the highest evolution of the MIFARE Classic product family and succeeds all previous versions. It is available with a 4 Byte or 7 Byte UID as well as 1KB or 4KB memory, serving different application needs. Key Features & Benefits of MIFARE Classic EV1