Proximity key fob at 13.56 Mhz. ISO 10373, ISO 60529. DESFire® EV3 memory 4 Kbytes with DES/2K3DES/3K3DES/AES encryption. 7-byte random UID. EAL5+ certified. Anti-collision. IP67. PC encapsulation. Optionally printable on one side. Color Options xxx=Black-001 / Red-002 / Blue-003 / Yellow-004 / Green-005 / Gray-006 / White-007 / Orange-008. Minimum order: 2,400 units (in packages of 2,400 units).