ISO CR-80 card (85.6 x 54 x 0.76 mm) smart proximity card 13.56 MHz + 125 KHz without contact chip. 4KByte DESFire™ EV3 memory with DES/2K3DES/3K3DES/AES encryption. 7-byte random UID. EAL5+ certified at 13.56 MHz and 64-bit read-only at 125 KHz (ATA5577™ chip). Anti collision at 13.56 MHz. Made of PVC. White, without serigraphy. Minimum order: 2,000 units (in packages of 2,000 units).