The pixel fc-313/m ttl cord for sony allows you to use your sony speedlite without having to mount your speedlite to your camera. this enables you to use a softbox in conjunction with your speedlite. one end of the cable slides into the hotshoe of your camera and the other end of the cable consists of a hotshoe adapter in which you can mount your speedlite. further, the bottom of the hotshoe adapter is equipped with a ¼” female thread allowing you to mount your adapter and speedlite to a tripod or light stand. this way, your speedlite can be positioned separately to your camera.an advantage of the ttl cable is that it ensures all your speedlite settings are transmitted accurately from the camera to the speedlite. additionally, the fc-313/m supports high-speed synchronization. The length of the cable is 1.8 meters and can be stretched to a maximum length of 3.6 meters. a protection cap is included with the delivered to protect the hotshoe adapter of the cable.