Epoxy card with chip 9 years experience manufacture history Lead ... attendance system, promotion systems. The tag are available with a broad range of RFID technology, from low ... providing an optimal solution for different RFID applications. Chip for options-125KHZ chips: EM4102,EM4200,EM4550,T5577, ... are printing, the color will be some differences with the computer displaying, please do not put the ...