Avian X Call of Death Goose Call Green Envy. It delivers a great mid-range tone and is versatile enough to handle a wide range of calls. Featuring a Zink worn-in tone channel it provides a realistic sound and each call is hand-tuned by a champion to ensure top-notch performance. Specifications for Avian X Call of Death Goose Call: Manufacturer: Avian X Call Type: Mouth Call Features of Avian X Call of Death Goose Call COD Call of Death Our #1 selling goose call Produces power volume and finesse Great mid-range tone can do it all Zink worn-in tone channel Hand-tuned by a champion Package Contents: Avian X Call of Death Goose Call Avian X ZNK-ZNK5054: Call of Death Goose Call Green Envy