Commo connections through the radio into the box are by way of just one RJ45 breakout board and one RJ12 connector, the two mounted for the rear of the box. Commo from your box to your microphone is by using a single RJ12 connector, and that is using only 3 in the six wires: mic ground, sizzling, and 5v.Tokin claimed: If you would like it is possib