Our high-quality Mifare DESFire 8K NXP EV2 cards are contactless and ideal for multiple applications. Each card has a genuine NXP EV2 chip, 8K byte EEPROM memory capacity, and operates at 13.56 MHz frequency. With fast and efficient data processing at up to 848 Kbits/s, these cards comply with all 4 levels of ISO/IEC 14443 A.Product Features:Genuine NXP EV2 chip8K byte EEPROM memory capacity13.56 MHz frequencyFast data processing at up to 848 Kbits/sCompliant with all 4 levels of ISO/IEC 14443 A