The Original J-Rod Twin Shoe is designed to work with the mic clamp on all videocameras. Compact cameras with a microphone clamp benefit most since they have limited mounting points.
Giving you 2 shoe mounts The J-Rod allows a microphone and a radio receiver to be mounted on the J-Rod. This will leave your camera shoe open for a light, hard disc, or extra receiver. The Twin Mount will fit in any video camera microphone clamp.