HID® iCLASS™ 13,56 MHz (ISO 15693 and 14443B) transponder. Compatible with existing HID® iCLASS™ cards and readers. Implantable in all nonmetallic materials. iCLASS™ memory with 32 Kbits (4 Kbytes), in 2 application areas (16 Kbits each one). Programmed.