Contactless MIFARE™ Classic ISO CR-80 13.56 MHz and HID® or INDALA® Prox™ 125 KHz smart card with PKI C1100 chip (80 KBytes EEPROM, storage for up to 16 certificates) enabled with ActivID® CMS y 4TREES AA, made of flexible PVC. MIFARE™ Classic memory with 4 KBytes (40 sectors).