C-Box Wireless HDMI Protector attaches to our C-Box (Converter) line of products and protects your wireless HDMI transmitter connections from being bumped or broken. The Protector attaches via two screws making it very secure and the side cutout allows for the 5v mini USB cable included with the main C-Box unit to be inserted. Works with Paralinx Arrow, IDX Cam-Wave, etc.