Dog Bark Collar, Bark Collar for Large Medium Small Dogs,Smart Bark Colla

【Automatic Anti Barking & Protection Mode】The bark collar for large dog is full-automatic. What you need to do is to buy the dog barking control devices home, turn it on, and put it on your dog's neck. All annoying barking at night or after you leave home will disappear. Your family and neighbors will enjoy a barking noise-free environment.dog bark collar has a safety-off feature that will temporarily stop working for 1 minute if it triggers 6 times. Press any button and will back to work 【4 Humanized,Effective,Safe Training Modes】 bark collar for medium dogs come with 4 working modes and 8 Adjustable Sensitivity.No shock mode: beep, vibration, beep+vibration; Shock mode: beep+vibration+shock, provide the most suitable training method for your dog's barking. The 1-8 Adjustable sensitivity let you use a progressive training function. This feature makes Anti bark collar incredibly useful to provide positive reinforcement for good behavior 【Upgraded Technology, No More False