The Duel Micro Heat Bleat Deer Call gets its design straight from the deer's mouth for the most realistic, convincing sound available. Patented Dual Chamber Technology™ projects sound through two chambers, emulating the oral and nasal cavities of real animals. It results in a tonally robust, resonating call that thoroughly convinces game. Rigid mouthpiece holds in your lips easily for hands-free use. Lanyard with alligator clip attaches anywhere for handy storage and reduced motion. Compact design to optimize space. Made in USA.