Ultrasonic Dog Bark Deterrent Devices – 3 Pack, 65 ft Range, 4 Frequency Settings

A set of three ultrasonic bark deterrent units with a range of up to 65 feet and four frequency settings. They work as a collar-free option for bark training and can be placed in different rooms or areas of the yard.

• Count: 3 devices
• Range: Up to 65 ft
• Settings: 4 frequency levels
• Design: Collar-free bark training aid
• Fits: All dog sizes