INSIGAI New dual 15" line array element K-TOP incorporates 2 x 15" neodymium LF woofers, 4 x 8" neodymium MFdrivers on its own bullt-shape phase plugs and 3 x 3" HF neodymium compression drivers on an advanced hornto equalize the path lengths and, with 90 degrees constant directivity horizontal coverage(having 0 - 7 degreesplay between adiacent units.