USB port Credit Card Reader for window system:Windows98 SE, ME, 2000, Server ... device,need install CD driver Smart Card Interface:T=1, T=0 protocol support,Memory card support through SCM MCARD API*, ... smartcards working at 5v,3v and 1.8v) ,Support read and write on Smartcard with ISO/IEC 7816-1,2 ... ,3,4,protocol T=0 and T=1 microchipsSmart Card Connector:8 contacts - ISO 7816 location,100,000 ...