General description The Dog Training Collar is designed to effectively control barking through vibration and sound stimulation, prioritizing your dog's health and safety. This humane collar ensures that training is conducted without causing harm to your pet. Technical specifications Maximum collar diameter: 21 cm (8.2 inches) Adjustable impulse impact force: 0 to 100 gears Remote control distance: up to 800 meters (in the absence of radio interference) Compatibility and accessories Suitable for small, medium, and large dogs Usage Utilizes different strengths for training, adjustable from weak to strong