The newly developed Duetsonic technology allows the Ultra-Duet Repeller to emit ultrasonic waves from two different sound systems simultaneously to deter and keep pests and unwanted animals away from your home, garden, lawns, yard, and any property.
The unwanted animals and pests affected include mice, rats, stray dogs, cats, squirrels, field rodents, martens, bats, foxes, deer, pest birds, monkeys, etc. There is no physical harm suffered by the pests.
SPECIFICATION:
Frequency range: 20,000 Hz to 65,000 Hz (continuously variable)