Cmyk Printed Proximity 125kHz ISO11784 Tk4100 RFID ID Card
2021-10-3u2002·u2002ID card is a kind of read-only contactless smart card,the mostly used chip is TK4100, EM4200, EM4100(already eliminated), TK4100 is produced by China Company, EM4200/EM4100 is from EM Marin, they are fully compatible, but TK4100 is cheaper than EM4200, as TK4100 is produced in China, have advantages in cost control.
Get Price