The Rocky Mountain Hunting Calls Elk 101 2.0 Diaphragm Elk Call Pack of 3 includes The All Star 2.0, The Champ 2.0, and The Contender 2.0. These calls produce a wide range of sounds from cow/calf talk to aggressive bugles. FeaturesThe All Star 2.0 creates a variety of cow/calf talk as well as a great array of buglesThe Champ 2.0 makes small to medium cow, calf and bull soundsThe Contender 2.0 bugles aggressively or passively