Bird-X BB-PRO Bird Repeller,Electronic,120dB,20W

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. U.S.A. Material Type: Weatherproof housing, Includes: (4) Speakers, each w/100 ft. of cable, Common Usage: Bird repellent, Auto On/Off: Yes 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. U.S.A. Material Type: Weatherproof housing, Includes: (4) Speakers, each w/100 ft. of cable, Common Usage: Bird repellent, Auto On/Off: Yes