Anti-Barking Dog Collar Rechargeable, Stop Dog Barking Device with Vibration and Sound Harmless Training No Bark Collar, 7 Sensitivity Adjustable Bark Collars for Small and Medium Dogs 【Smart Dog Barking Device】This barking collar no longer triggers by mistake. The intelligent detection design can detect dog barking at specific frequencies and decibels, and filter out other irrelevant sounds. Growling, shaking, scratching, or barking from other dogs will not trigger the collar. The dog bark collar is only triggered by your dog’s bark. 【Humanized Barking Collar with 2 Modes】Our anti-barking dog collar works in automatic mode, with a combination of sound and vibration modes to effectively and safely stop the dog from barking. It can help your dog understand that barking on vibrations and beeps is not advisable. Useful when you are away from home and your dog is alone. 【Adjustable Sensitivity】This stop barking dog collar has 2 buttons “+-” for adjusting the proper sensitivity from 1-7