MF 1K Blank White RFID Card is based on 13.56mhz rfid technology and laminated with e-co friendly pvc material . Pure white pvc without any printing and overlay bothsides can reprint with thermal printer or another printing technology .FM11RF08 chip also named Fudan 1K Chip is compliant with ISO/IEC14443-A and 13.56Mhz ,organized in security separated 16 sectors supporting multi-application use.It will fully compataible with origin MF 1K chip and also has unique difference FM11RF08 each block has access KEY A and optional KEY B can better help you control your rfid cards and high safely .Full color printing , customized size and shape , barcode ,magnetic strip are available .