The ZIGEN ZIG-PAX is a transmitter/receiver extender kit for long distance transmission of digital and or analog stereo audio over a single CAT X type cable. The ZIG-PAX can be used as a point-to-point solution or integrated with Matrix switching equipment to extend digital and or analog inputs or outputs to remote locations while maintaining high resolution audio. ZIG-PAX may also be used to convert digital (Toslink/Coax) signals into analog audio and or convert Analog audio into (Toslink/Coax).