Vanguard ID Systems is the leading manufacturer and pioneer of bar coded, magnetic strip and RFID cards and key tags for membership, gift, e-commerce, frequent buyer/shopper, customer loyalty, preferred customer, library cards, check cashing, audio/photo clubs, layaway, video rental and much more including the MagTagr patented magstripe key tag. Vanguard is the holder of 13 U.S. patents for unique transaction devices. Our RFID products include cards, key tags, labels and bands in both high frequency (HF) 13.56 MHz and Ultra High Frequency (UHF) 860-960 Mhz.