Intelligent Anti Dog Barking DeviceThis bark collar no more false triggering. Smart Detection Design can detect the dog barking on the particular frequency and decibel, filter other unrelated sounds. Growling, shaking, scratching or other dogs' barking wont trigger the collar. The dog bark collar is triggered only by your dogs bark.Humane Bark Collar with 2 ModesOur anti barking dog collar works in automatic mode, in which Sound and Vibration modes are combined to effectively and safely stop dog barking. It helps your dog understand that barking not desirable when it's vibrating and beeping. Useful when you are not at home and your dog stays alone.Adjustable SensitivityThis stop barking dog collar has 2 buttons "+ -" used to adjust the appropriate sensitivity from 1-7 level according to the size of the dog. The higher sensitivity level is, the easier to trigger the collar. the level 4 is the most sensitive setting.Rechargeable & Waterproof No Bark CollarThis stop barking collar is recharged by the USB cable with any other daily use device. No worry about battery replacement and no additional costs. Full charge in 2 to 3 Hours for about 10 days regular use. It is also rainproof and works as normal in rainy days (if swimming, suggest to take down the collar).Anti Bark Collar for Small Medium Large DogsNo bark collar is made of sturdy adjustable nylon strap that can be adjusted from 9 - 22 inches. And fits for all size dogs weighing from 11 - 110lbs