... a contactless smart card reader and writer in generally, The D8 includes RS232 and USB port connections. It is used as ... be accessed on request. It is mainly used in parking-meter, door-control, Health care—medical identification, transportation, oil-control, access ... /2000/NT/XP, UNIX, LINUXoperating distance (contactless)up to 5 cm typical 2.5 cm D8-U Contactless Smart IC CARD READER ...