Serial Splitter Mobile Windows Mobile 2003/2005 operating systems is a new generation of professional system utilities for mobile devices. This is the software for splitting real serial ports into virtual ones. It can be useful if you need several applications to work with the same serial port on your mobile device simultaneously. Finally, one program works with one virtual port, the other one with another port and so on, but in fact all of them work with the same split real port. It can create up to 20 virtual ports for real port splitting - COM0-COM9, VSP0-VSP9.