E.L.K.'s "Elk Calling: Sounds to Success" DVD is strictly a “How To” video. This DVD demonstrates how to use the E.L.K. Power Bugle, Cow Talk, Deluxe Cow Talk and Royal Bugle calls. Making correct sounds and understanding them will solve the mystery of making a successful call-in. The calls are demonstrated with several actual call-ins. Seeing is believing. 60 minutes.