... powered 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: ... wrapper on top of PC/SC).Certificate:RoHS,CE. smart card reader on phone