Virtual Serial Ports Driver Mobile can create up to 20 pure virtual serial ports in your mobile system, resulting in 10 virtual serial port pairs available for integration. 2 ports in a pair are connected via a virtual null-modem and emulate real serial ports. Virtual serial ports pair can be used to transfer files, other data as if there are additional real serial ports in your smartphone. The solution can be used for GPS simulation software. Required OS: Windows Mobile 2003.