New Super Bark Free Pro Series. Based on years of experience Lentek Koolatron has offering an innovative and advanced dog training device to stop dog barking. . Both sounds have been shown effective in training dogs to stop barking.
Trains dogs to stop annoying barking without using shocks or physical pulses
Super high-power dual speakers cover 60-foot radius
Works with any size or breed of dog
Choose from audible or ultrasonic frequency settings
Requires 4 D batteries (sold separately); 90-Day warranty
