Bark Collar, 2 Pack Dog Bark Collar for Large Medium Small Dogs,Smart Bark Collar,Rechargeable Anti Barking Training Collar with 8 Adjustable Sensitivity,Bark Collar with BeepThe Smart Automatic Bark Control Device is tailored for dogs of almost all sizes (8 150 lbs), effectively solving the problem of excessive barking. This Bark training collar integrates 7 working modes (sound, vibration, shock, and their combinations), each with adjustable intensity, offering a personalized correction plan tailored to your dog. Through upgraded chip and adjustable sensitivity design, it significantly reduces false triggers, ignoring