Welcome to the MFJ Microphone Control Centre-switches page. Here, you'll find links for high quality MFJ Microphone Control Centre-switches covering hf-vhf-uhf. In addition, specific models mentioned in the ham radio forum Like yaesu, icom, kenwood MFJ and more are here for future reference. Amateur radio sold here,we update our stocks to keep in touch with modern improvements in MFJ Microphone Control Centre-switches design.Allowing you use one microphones, modular or 8-pin round with any two radios. Movable jumpers allow for matching either 8-pin round or 8-pin modular microphones to the rigs. You can even plug in an external PTT foot switch to free your hands for contesting / DXing or for plugging in a computer or voice keyed to control the PTT line for automatic operation.