... capability ISO7811, AAMVA and CA DMV standard conformance RS-232 interface with adjustable baud rate or; USB, PS/ ... saving) SpecificationsItemContentMagnetic Card standardISO 7811, AAMVA, CADMVPower (RS-232 Interface)9~12V DC (supplied by external) or customizeCurrent ... Consumption30 mA(Idle), 75mA (Reading card);Interface RS-232, USB, PS/2Card operation speed10 ~ 150 cm/secDecoding ...