The Cass Creek Ergo Electronic Predator Call is compact and has an ergonomic grip. It features an one hand push button operation and real live predator calls. The sounds are high quality and effective to ensure you call in the predator you want. The ergonomic design fits in the palm of your hand, allows one hand use, while the easy thumb dial allows for on/off sound adjustment, and an instant interrupt that stops the call. The 5 calls included are: Coyote Howl, Cottontail Rabbit, Jackrabbit Distress, Pup Yips, Fawn Distress. The Ergo Electronic Predator call operates on 3 AAA batteries (Not included) and comes with a convenient belt clip.