1.Credit card reader terminal 2.Point of sale terminal 3.Windows CE OS 4.3G,Printer,free SDK,C# 5 ... Programming language,Handheld wireless pos terminal,Credit card terminal (MXVPOS) Features:1.Standard configuration:IC card reader,Magnetic card reader,Printer,GPRS, ... UnitsRF module or wifi 802.11./b/g/n Ethernet 10/100Mbit internal Ethernet interfaceSerial PortOne asynchronous communication port(max. ...