New Bark Free Professional® has a specially designed sound selector that allows you to make a choice ultrasonic frequencies which will best be heard by dogs, or lower sound tones audible to human ears.
Bark Free PRO Series features 25% greater dB output for increased effective vary.
Your dog’s bark routinely triggers corrective ultrasonic bursts to assist right kind boredom or annoyance barking habits
Selector switch for ultrasonic or audible settings
Sensitivity selector slide switch adjusts in your dog’s barking pitch
30ft radius coverage