General description This bark collar is designed for medium and large dogs (30-120 lbs) and features three humane training modes: Beep, Vibration, and a combination of both, with 5 adjustable sensitivity levels to suit different environments. The collar is equipped with an advanced smart chip and anti-false trigger technology, ensuring it responds accurately to your dog's barking while preventing false triggers from other dogs or background noise. It also includes an automatic detection feature that creates a peaceful environment by temporarily pausing after six consecutive triggers. Technical specifications Weight: Suitable for dogs weighing 30-120 lbs Adjustable collar length: Up to 25 inches Charging time: 1-2 hours Battery life: Up to 15 days on a single charge Waterproof rating: IP67 Measurement error allowance: +/- 1-3 cm Usage The collar can be adjusted to match your dog's behavior and the living environment. Level 1 is the least sensitive, ideal for outdoor use, while Level 5