The hands free option of the Still Jackrabbit Call enables you to reproduce whines, whimpers and screams of a jackrabbit while having your gun ready. This call is also very versatile: blow hard to call predators at long range, blow softly for close range predators.Specifications: Hands-free option Reproduces whines, whimpers, and screams of a jackrabbit in distress Versatile: blow hard to call predators at long-range, blow softer for close-range calling