1.Advanced Ultrasonic Technology for Effective Bark Control: Our ultrasonic anti bark device utilizes cutting-edge ultrasonic technology to address excessive barking. It emits a high-frequency sound that is harmless to humans but effectively captures your dog's attention, helping to deter unwanted barking. This makes it an ideal solution for those looking to manage their dog's barking behavior and an effective choice among dog bark deterrent devices. 2.Humane and Safe for All Dogs: This anti barking device is designed with your pet's well-being in mind. Unlike traditional methods that may involve punishment, this device uses a gentle, ultrasonic sound to discourage barking. It's for all breeds and ages, ensuring a stress- experience for your furry friend while promoting good behavior. It's the perfect dog barking silencer for conscientious pet owners. 3.Indoor and outdoor multifunctional use: Whether you need to prevent your neighbor's dog from barking or want to provide a solution for your pet, this bark control device is very versatile. This casing is designed for both indoor and outdoor environments, and can be placed in multiple locations to provide reliable performance when needed. Its elegant design is perfect for decorating your home or garden. 4.Adjustable sensitivity setting: Customize the efficiency of the device through adjustable sensitivity levels. This feature allows you to adjust the ultrasonic dog barking control based on your dog's unique barking pattern, making it suitable for any situation. Whether it's mild discomfort or persistent barking problems, this barking control device ensures that you have a level of control that suits your specific needs. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.