... ,Printer,barcode,free SDK,C# 5.3.5 Color touch screen 3.5" Color touch screen payment terminal,Windows CE 6.0 OS ... LCD caharacter height min 7 mm ( you can use graphic display)Keyboard PCI-PED compliant, alphanumerical keysCash register function keysSection keysSubtotal ... . Range 3.5" Color touch screen payment terminal,Windows CE 6.0 OS,Credit card reader,MSR,ICR,VS.NET C# programming ...