The Convergent Hunting Bullet HP Electronic Game Call was designed to be very rugged, plenty loud, exceptionally clear, and easy to use in conjunction with the Convergent Hunting Solutions Companion Mobile Applications. The Bullet HP has a working range of over 200 ft. It uses internal lithium ion batteries, which will last all day and are rechargeable. So, there is no need to ever purchase batteries. It has a built-in decoy controllable via the app. The decoy features dual directional, erratic movement that has proven very effective in triggering responses from even the most suspicious predators. Simply pair the Bullet HP with any Convergent Hunting Solutions mobile app running on your Android or Apple iOS device and you’re ready to hunt.