This module can be used to program your MTS locomotive and turnout decoders using a PC (Windows 95 or higher and before Windows 7 required). You can program all decoder functions be means of an easy-to-use, on-screen display, and you can see the results of most programming steps on the monitor of your PC. The MTS software included also features a programming guide to setting the DIP switches found on different MTS components. An LGB transformer (at least 2 amps) is required for programming. The module includes an interface cable (RS-232 9 conductor) and a power supply/decoder connecting cable.