With the Nordik Barrborn Pro call you can make a make a series of calls that attracts and annoys crows.

To use the call, place the mouth piece between your lips in front of your front teeth while keeping a distance between your upper and lower front teeth of 3-4 mm. Start off by making a coarse R-sound without using too much force, you will soon learn the basic sound that you can start to vary.

Once you have learned to make a life like sound that can be used as a contact call you can easily start learning how to vary your calls.

By altering how hard you pinch or bite on the mouth piece you will soon notice how the pitch changes, to add even more variation use your hand in front of the sound chamber, opening and closing your cupped hand.