Indoor Bark Control uses ultrasonic correction to deter excessive barking. Ultrasonic correction is not heard by the human ear, but is heard by canines'...
Indoor Bark Control uses ultrasonic correction to deter excessive barking. Ultrasonic correction is not heard by the human ear, but is heard by canines' hearing, much like a traditional dog whistle. Automatic or Manual Activation. Works up to 25 ft.