External speaker set (contains 2) for the Bird Chase Super Sonic comes with 100 feet of speaker wire per speaker. Each speaker covers 1 acre and plugs into the back of the Bird Chase Super Sonic unit.Specifications More Information Package Size: Box of 2 sets Manufacturer: Bird B Gone Target Pests: Downy Woodpecker, European Starling, Flickers, Gulls, Red-headed Woodpecker, Rock Pigeon, Woodpeckers, Yellow-bellied Sapsucker Target Sites: Aircraft, Airports, Airports and Train Stations, Amusement Parks, Animal Feed Production or Storage, Animal Holding Structures, Animal Hospitals, Attics, Aviaries, Bakeries, Banks of Watercourses and Bodies of Water ID: 793731
