More than 10 high quality Duck Calls with powerful sound mixer. * Weekly moon phase data and animal activity rating based on Solunar theory. * Set loop interval for calls. * Flashlight. * You can play a single call and you can also mix up to 16 of the calls with individual volume control to simulate the real world. Use it to train your own call or test your skill to bring in ducks. Or use it for education and entertaining. Included calls: Bufhead duck Mallard Comeback Mallard Feeding Mallard Greeting Mallard Lonesome Mallard Pleading Mallard Quack Pintail Duck Ringnecked Duck Teal Whiteheaded Duck Widgeon Wood Duck Wheet Wood Duck Chatter Wood Duck Male Wood Duck Welcome To extend the range, connect the iPhone to an external speaker. If you intend to use the calls for hunting, check first your local game laws for legal use.