Proximity keychain in 13.56 Mhz. ISO 10373, ISO 60529. DESFire® EV3 8 Kbytes memory with DES / 2K3DES / 3K3DES / AES encryption. 7-byte random UID. EAL5 + certificate. SUN message authentication for advanced data protection. Transaction timer to mitigate man-in-the-middle attacks. Perfect integration of mobile services in combination with MIFARE 2GO. Anti collision. IP67. PC encapsulation. Optionally printable on one side. Color options xxx = Black-011 / Red-012 / Blue-013 / Yellow-016 / Green-017 / Gray-018 / White-018. Minimum order: 1,200 units (in packages of 1,200 units).