Connects to a spare USB port of your computer to create a RS-485 data network. USB interface uses the FTDI chip which has drivers available here for Windows XP64, XP, 2000, ME, 98, CE.NET V4.2, Linux, Mac OS8, OS9, OSX.Availble with either Bare wires one end (for DIY range of SyncroLight Controllers) or with SyncroLight Plug and Play Data Connector (For SyncroLight Plug and Play range of controllers)