General description This 50ft Effective Dog Anti Bark Device is designed to help control excessive barking in dogs using ultrasonic sound. Suitable for dogs aged 6 months and older, it operates effectively within a range of up to 15 meters (50 feet). The device is safe for most dog breeds and does not require a traditional collar, making it a convenient option for pet owners. Technical specifications Range: Up to 15 meters (50 feet) Adjustable working frequency: 0 to 9 Ultrasonic levels: Intelligent mode plus three manual settings (high, medium, low) Waterproof and durable for outdoor use Usage Utilizes high-frequency sound to deter barking Features intelligent voice recognition to filter out external noise and reduce false triggers Includes an LCD display to monitor device operation and battery status Three operational buttons: stop, auto, and level adjustment Other information