Our contactless Mifare DESFire 2K NXP EV2 cards offer exceptional quality for a range of applications. The NXP EV2 chip and 2K byte EEPROM memory capacity ensure efficient data processing, while the 13.56 MHz frequency supports quick and reliable communication at a rate of up to 848 Kbits/s. These cards are also compliant with all 4 levels of ISO / IEC 14443 A.Pack of 100 cards2K byte EEPROM memoryCompliant with ISO / IEC 14443 A levels 1-4