Dual frequency rfid smart card accommodates two passive RFID chips to transmit to a reader in the ultrahigh-frequency (UHF card), high-frequency (HF card) or low-frequency (LF card). The dual-frequency cards are commercially available now, and are being tested by some of existing buyers.
HF+ UHF dual frequency hybrid pvc card is combine the HF RFID chip and UHF RFID chip into one card. the plastic card can be read both by HF and UHF reader. Fee Design And Blank Samples Are Free!