I would want more confirmation before we say this is it, he said. "Without wreckage, we cant say its definitely here. Weve got to go down and have a look." The ping locator is pulled behind the ship at a depth of 3 kilometers and is designed to detect signals at a range of 1.8 kilometers, meaning it would need to be almost on top of the black boxes to detect them if they were on the ocean floor, about 4.5 kilometers deep. Tiffany outlet http://www.stemtechlabs.com