Milex 2-Pack Dog Collar Bark Stopper – Adjustable Sensitivity, Humane Training for Dogs 10–120 lbs

Set of 2 Collars: Comes with two units—perfect for multi-dog households or as a backup collar Progressive Training System: Features 7 sensitivity levels that gradually increase to effectively deter unwanted barking. Automatic Bark Detection: Activates only when your dog barks, helping to stop excessive howling and barking behavior. Safe & Harmless: Designed with your pet’s safety in mind—delivers gentle corrections and includes a 1-minute safety pause after the 7th level. Universal Fit: Suitable for dogs weighing 10 to 120 pounds, making it ideal for almost all breeds and sizes.