Dog Bark Collar,Automatic Bark Training Collar with 3 Modes Sound/Vibration/Shock,Rechargeable Anti Barking Collar with 8 Adjustable Sensitivity and Intensity,IP67 Waterproof for Small Large Dogs MD23T For 1 dog which is difficult for human

which is difficult for human hearing to perceive

The collar will work without the remote controller

Place the collar around the dog's neck

you can choose the suitable mode to train your dogs

Supports maximum 3 dogs training with only 1 remote transmitter

Dog Bark Collar,Automatic Bark Training Collar with 3 Modes Sound/Vibration/Shock,Rechargeable Anti Barking Collar with 8 Adjustable Sensitivity and Intensity,IP67 Waterproof for Small Large Dogs MD23T For 1 dog which is difficult for human4 Effective Training Modes and Adjustable Sensitivity: The collar works in automatic mode,which can freely combine sound,vibration and shock modes,effectively and safely stop barking. It is very suitable for people who are not professional or too busy but who want to change the bad behavior of the dog. Select a sensitivity level according to your dog. Level 8 is the most sensitive and level 1 the least sensitive. Automatic Protection Mode: Smart Anti