The Wooden Camera C-Box Wireless HDMI Protector attaches to C-Box Converters and protects your wireless HDMI transmitter connections from being bumped or broken. The protector securely attaches via two included M3 socket cap screws. It features a side cutout that allows for inserting the 5V mini USB cable included with the main C-Box unit. This protector is compatible with Paralinx Arrow, IDX Cam-Wave, Nyrius, CMR Radian, and other similarly sized transmitters.