... 2.RS232/RS485/TTL/USB Port 3.ISO14443A,B,ISO15963 4.Low cost, High performance 13.56MHz rfid card reader module Typical Applications ... control ,Time Attendance, E-tickets, Product Anti-forgery, Transit one card system,etc.Parameter Frequency13.56MHzChipsMFRC500,MFRC400,MFRC531,MFRC632Baudrate9600-115200bit/s ... samples programmed by VC++,Delphi or VB. 13.56MHz rfid card reader module