EM442x chips are manufactured by EM Microelectronic and are dual frequency RFID chips. These Tags are in fact equipped with two RFID antennas: one NFC and one UHF.
There are 2 products.
As low as: 0.34 €/pz. for 4000 pieces
This RFID Tag works both with HF 13.56 MHz and UHF 860-960 MHz technology. It can be read by an NFC smartphone and by an UHF reader.