Pittman Game Calls Two Face Pot Call uses a combination of purple heart wood and maple wood in both the striker and soundboard, giving you the ability to make multiple sounds with one call. The purple heart creates a high-pitched note, while the maple produces a more mellow sound. Created by five-time world-champion turkey caller, Preston Pittman. Available: Glass, Slate. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Game Calls.