Bird-X Sonic/Ultrasonic Bird Repeller

Programmable sonic and ultrasonic bird repeller drives birds from stubborn infestations by creating a menacing environment that scares away birds for good. Ultrasonic signals are silent to humans while sonic signals are neutral predator sounds. Visual reinforcements included for full attack. You get a weatherproof 110V system with 4 speakers, each with 100 feet of cable. U.S.A.