... :≤500mA.7, communication interface:RS485 RS232.8, communication distance:1200m9, card type:Mifare-1 IC card,ID card10,reading time:≤0.2S.11 ... 3,without computer, it also can authorize, reporting the loss card and inquire.5,it can work without computer, and independence ... display, and work without computer.8,can freely set voice prompt : if you have card ,pls slot card, if not ,pls get the ...