... ICR 3.Windows CE OS 4.3G,Printer,barcode,free SDK,C# 5.3.5 Color touch screen 3.5" Color touch screen payment terminal,Windows CE 6.0 ... card reader,Magnetic card reader,Printer,GPRS,Touch screen.2.Option configuration:RFID,Camera,GPS,WIFI/Bluetooth,1D barcode scanner,2D barcode ... : SDAt least two SAM slotsWireless Communication UnitsRF module or wifi 802.11./b/g/n Ethernet 10/100Mbit internal Ethernet ...