Whether you own a noisy dog or not, it keeps barking, causing an alarm nearby, or you live next to a dog that keeps barking, providing help in the form of a default ultrasonic bark controller is not far away.The default ultrasonic barking controller is a training aid that allows dogs to stop barking and is very effective in reducing problem barking.When the device is activated, it detects the sound of the barking dog and makes a highBoth sounds distract the dog and provide a level of stimulation to keep him from barking.The dog soon realized that barking behavior was associated with the induced noise stimulation, which, over time, was used to stopping barking continuously.While ultrasound is annoying for dogs, it is a very high frequency for humans, so it will not interfere with you or your neighbors, just dogs.Unlike spray and shockproofIt also works, but can cause some pain in the dog, highHigh-pitched ultrasound is more of an irritating disturbance for dogs.Fully wind-proof rain means the device is suitable for indoor or outdoor use, unlike rain-proof equipmentBark collar, which effectively reduces the problem barking of multiple dogs and controls the nasty barking of dogs that don't live on your property.The default ultrasonic bark controller comes with 4 sensitivity settings.It also has a test button that makes audible sound when pressed, allowing you to check the sensitivity level and whether the device is working properly.When using the default ultrasonic barking controller outdoors, simply locate the device so that it points to the area where the dog spends most of the time, or the area where the barking behavior is more prominent, A fence or gate.Be careful when placing the device in the path without obstacles (solid fences, hedges, or thick bushes), which may reduce its effectiveness.If you want to control the nasty barking of the neighbor dog, please reverseA bark unit located in an elevated position, such as at the top of a fence, or connected to a tree or pole and pointing it in the direction of the barking culprit.The default ultrasonic bark controller is equipped with 4 powerful speakers, making it resistantThe bark device can effectively reach 100 m² outdoors.When using the device indoors, switch to internal mode where only 2 speakers can work, giving the volume that is suitable for indoor use.It runs on 2 or 4 9 V batteries (not included )-2 batteries will give you about 3 months of use and 4 will give you 6 months of use.The anti-The bark unit can be installed on the wall or stand freely for full portability.If you want to suppress the non-social barking behavior of a dog, it is recommended that the default ultrasonic barking controller be used as a humane option that will stop your dog or your neighbor barking dogEven if no one around corrected the dogThe bark controller pacifies your neighbors by providing automatic bark detection and corrective actions, silently completing the work of reducing the annoying barking