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.