In addition to the development of smart cards and biometrics, there is another important technology that has arisen which will ultimately be merged with them as the world moves toward the final economy of the Antichrist. Radio Frequency Identification (RFID) is a wireless communication technology that uses microwave or ultra-high frequency (UHF) electromagnetic signals within the radio spectrum to send digitally encoded data between a tag and a reader, which can then be used to identify and track items.
