NXP Mifare Ultralight C RFID Sticker TagKey features} Fully ISO / IEC 14443 A 1-3 compliant} 106 kbit/s communication speed} Anti-collision support} 1536 bits (192 bytes) EEPROM memory} Protected data access via 3DES authentication} Cloning protection} Command set compatible to MIFARE Ultralight} Memory structure as in MIFARE Ultralight (pages)} 16 bit counter} Unique 7 bytes serial number} Number of single write operations: 10.000Packing Website:http://www.rfidcardcube.com