13.56 MHz ICODE 2 (ICODE SLI-X) RFID Cards with 1024 bit, 32 partitions, 64 bit unique ID serial number. Protocol ISO 15693 standard. Other ICODE series as like I CODE SLI / I CODE SLI X / I CODE SLI X2 /I CODE SLI S... are available. I-Code family provide long-range wireless read/write functionality at 13.56 MHz for applications such as article tracking and supply chain management.