General description Anti-bark collar designed for small dogs weighing between 5-15 pounds. This collar features a powerful adjustable vibration function, ensuring a safe and humane approach to curbing excessive barking without the use of electric shock or sharp teeth. It is suitable for small breeds such as Chihuahuas and is equipped with intelligent sensors that accurately detect barking at specific frequencies and decibels, minimizing false triggers from other sounds or dogs. Technical specifications Weight capacity: 5-15 lbs Neck size: 6 to 20 inches Charging time: 1-2 hours Working time: approximately 15 days Waterproof rating: IP67 Adjustable sensitivity levels: 5 Other information Rechargeable design Safe for outdoor use