Williams Sound RJ45-male to 3.5mm-stereo cable 3ft WCA 052 RJ45 (Ethernet) male to 3.5mm stereo plug Satisfaction is 100% Guaranteed. Used with IC-2 Relay CAT5e to DLT 100 mic input Connector type of RJ45 3.5mm stereo plug we ship same day if the order is placed before noon CST