This product is an RFID card inlay sheet that can be used to make RFID cards for various applications. It is a thin and flexible sheet that contains an antenna and a chip for storing and transmitting data. It can support different chip technologies, such as HF, LF, UHF, or contact chip modules, even can combine different frequency chip technologies in one card if the layout allows, such as HF + LF, HF + UHF or LF + UHF chips. It can also be customized in size, shape, inlay antenna, and design according to your request. It is a convenient and economical way to produce RFID cards with high performance and quality.