The PreyMaster™ Wireless game call eliminates the need for wires and has a long-range remote operation, allowing you to set the speaker up to 250 yards away. The speaker has a powerful 100db output. The handheld unit can play any two sounds at one time. Comes with Coyote #2, Bobcat #1 and General Predator #2 sound cards. The unit holds up to three cards with four sounds each. Convenient volume control switch. Includes a 10-foot extension cord for speaker. Powered by four AA batteries in base unit and a 9-volt battery in the transmitter (batteries not included).