Anti Bark Collar for Dogs with Dual Vibration Version,Automatic Barking Collar with 5 Adjustable Sensitivity Levels,3 Modes Sound Vibration and Strong Vibration BS1 400 Meters and the working mode is

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Anti Bark Collar for Dogs with Dual Vibration Version,Automatic Barking Collar with 5 Adjustable Sensitivity Levels,3 Modes Sound Vibration and Strong Vibration BS1 400 Meters and the working mode isAutomatic Anti Bark Collar: The collar works in automatic mode without a remote control. The anti bark collar for dogs equipped with an intelligent sensor,anti interference. The collar will only activate when your dog barks,to provide you with timely and correct training. 4 Effective Training Modes: Dog bark collar with 4 modes sound,vibration,sound+vibration,sound+vibration+strong vibration. Depending on your dog's nature and behavior, you can freely