This RJ45 pass through connector allows for a remote microphone or LAN connection fitted with an RJ45 connector to be integrated directly into a range of OEM switch blank locations. The RJ45 pass through connector is fully replaceable (not glued in) and incorporates a front retracting dust cover when the RJ45 microphone connector is fitted, is spring loaded so closes automatically when the microphone RJ45 connector is removed, keeping all the internal connections free of grit. Fascia available. NOTE: All dimensions shown are of the external housing.