... .10 year experience on RFID CARDS for door access control system Specification of door access card 1.Materials: PVC, PET,ABS 2.Frequency: 125kHz ... , 13.56Mhz3.RFID CARD Chip: EM4102,T5577,TK4100,Mifare 1K ... or as customer's requirement 6.Thickness: 0.84mm (ISO card) 7.Surface effect : White glossy, white matte, frosted 8. ...