The cable works ... but about 10 seconds. Then the image is cut, no signal. I unplug everything, reconnect all, it works again ... 10 seconds and it overlaps. After 5 times I have stopped trying ...: - / I though well fed (on a original Samsung PSU) and is connected between a Samsung Galaxy S5 and a TV. I already had a similar cable (same type but of a different brand) and it worked well. I thought to keep one at home and one at work but it is clear that it does not. : - /