Haydels Deer Non-Typical Deer Grunt Call. This inhale grunt call is even more realistic than the original. It's completely rubberized so you'll have no fear dropping it while drawing and making noise. Squeeze to make grunts with inflection. Specifications for Haydels NT02 Deer Non-Typical Deer Grunt Call: Mfg Item Num: NT02 Supplier SKU: 81198 Category: GAME CALLS Type: Deer Call Species: Whitetail Material: Rubber Battery: None The Haydels NT02 Deer Non-Typical Deer Grunt Call is a quality addition to the Haydels lineup. For more great deals on Game calls on sale and available for your next hunting trip by Haydels please browse our Haydels Hunting Gear page.