Dual Frequency ISO Cards combine two 0r three different RFID frequencies to get the best of both technologies.Sunrise can provide dual frequency RFID cards with a wide range of frequency/chip combos: UHF+HF, UHF+LF and HF+LF.Customization services include various types of printing, single card printing, laser engraving, slot punching and magnetic stripe.It is largely used in access control,hospitality, leisure, and entertainment and transportation etc.