... ,FCC compliant 2.RS232/RS485/TTL/USB Port 3.ISO14443A,B,ISO15963 4.Low cost, High performance 13.56mhz rfid module RDM880 from ... a contactless smart read/write module basing on the ISO14443A,B andISO15693 international protocols.Though RS232,RS485or TTL interface, the device is ...