【Intelligent recognition of sound waves】 Rechargeable bark collar has a sensor of its kind incorporating the latest technologies in terms of vibration detection because it will be imperative that the collar can distinguish the noise of a bark and noise exterior. Dogs that bark next to yours will not trigger the collar, nor will the dog’s pushing and head nodding. 【TRAIN YOUR DOG PAIN FREE】 The sound and vibration collar helps to Effectively reduce your dog’s barking safely without causing pain or distress. Using a progressive sound and vibration stimulus with a sensitivity setting at level 7 and a sleep mode helps prevent and control your dog’s barking. You can rest assured that these human scarfless collars are 100% safe for your beloved friends! 【Easy operation, Effective anti barking】 Digital tube shows reports of vibration, sound and sensitivity . Always press the corresponding function of the button, then you can adjust the gear. Others’ no bark collar can not show the hard to
