The FOXPRO BuckPro gives you the ultimate advantage while chasing the most commonly hunted big game animal in North America. The unit comes with 25 whitetail sounds, and 10 predator sounds and holds 300 sounds. The BuckPro uses a single, high-efficiency Mylar cone speaker. Connect an external speaker to the jack on the side of the call for even more volume. While moving, a mature buck will likely come downwind. The system controls up to 3 BuckPro units from one remote for directional advantage.The BuckPro remote features an elastomeric keypad for effortless use, even with gloves. It also has category files for easy navigation through sounds. The remote has a power on/off switch, volume up/down buttons, scroll up/down buttons, a mute, and much more.