General description The Bark Stopper is an ultrasonic bark control device designed to help manage unwanted barking from dogs. It operates automatically, detecting barks from up to 15 meters away and emitting a harmless ultrasonic sound that distracts dogs, allowing for a quieter environment. This device is suitable for both small and large dogs, making it versatile for various breeds. Technical specifications Detection range: up to 15 meters Ultrasonic frequency levels: 15KHZ-30KHZ Rechargeable lithium battery Continuous operation time: up to 30 days on a full charge Charging time: 5 hours Battery status indicator: red/blue color Compatibility and accessories Suitable for dogs aged 6 months to 8 years Frequency settings: 15KHZ-30KHZ for large/naughty dogs, 20KHZ for gentle dogs, 30KHZ for small dogs Installation Can be hung on a tree, wall, or fence Ensure the device is facing the dog without any obstructions Usage Not recommended for use against multiple dogs barking simultaneously