9 sound bites that will attract geese while hunting. Easily connect to an external speaker to boost the effectiveness of the calls. All calls are stored on your device, so you'll never have to worry about service. A versatile selection of calls will allow you to adjust your strategy on the on the fly. Choose from a selection of moans, clucks, and banter to fit any situation. These are field proven calls and the app is built with simplicity in mind. No fumbling around when the situation gets intense in the heat of the hunt, just tap the desired sound to play, tap again to stop. You can add your favorite calls to a playlist and play them on repeat or shuffled.