lol. edgewound, underhung coil. made for efficiency. not to handle 50kw you like efficient subs, right?//content.invisioncic.com/y282845/emoticons/wink.gif.608e3ea05f1a9f98611af0861652f8fb.gifnot sure what to think of the white coil to be honest. I dont really know exactly what im lookign at lol