1.Payment terminal 2.Credit card reader,MSR,ICR 3.Windows CE OS 4.3G,Printer,barcode,free SDK,C# 5.3.5 Color touch ... " Color touch screen payment terminal,Windows CE 6.0 OS,Credit card reader,MSR,ICR,VS.NET C# programming language (MXVPOS) Features:1.Standard ... . Range 3.5" Color touch screen payment terminal,Windows CE 6.0 OS,Credit card reader,MSR,ICR,VS.NET C# programming language(MXVPOS)