The Woodhaven Hyper Hammer Diaphragm Call designed by WoodHaven's Mike Pentecost is a three reed call (top Ninja Red over two proph reeds). The Hyper Hammer is designed with a brand new combination of cuts featuring both a Ghost Cut and a Hammer Cut which offer an incredible turkey sound. This call will produce those raspy yelps of an old hen, as well as those high-pitched kee kee runs of a lost turkey. The Ninja Red latex is very user friendly to blow while still offering lots of backbone in the call. From hard, crisp cutting, yelping, and whistling to those soft clucks, purrs, and whinesa |the Hyper Hammer offers today's turkey hunter its very own unique blend of turkey tone and sound.