Neat-O Anti Barking Device, Handheld Dog Repeller Trainer Dual-Channel Dog Repeller Ultrasonic Handheld Dog Training Tool, 3 in 1 Bark Control Tool Frequency Levels Humanized and Safe, for Cats

【Pet-Friendly Barking Control Device】 The automatic anti bark device uses the latest ultrasonic technology which is suitable for dogs of all breeds and Most of sizes. Stop excessive, noisy dog barking by emitting an ultrasonic sound to silence the dog.Anti barking device with three adjustable ultrasonic volume, low, medium, and high,Please turn the knob to test different frequency bands to obtain the best results. [Hate when neighbour's dog barks] Long 20ft control range will get dog's attention anywhere anytime! No more annoyance! Sounds can only be heard by dogs- Not audiable to humans. Sit on your couch and make neighbours dog stop barking. [How can I train my dog] Simply click “On” button and put an end to unwanted behavior with this dog training device. Excellent choice for daily training at home, at the dog park, or on a walk/hike with your doggy. Its portable design makes it easy to use indoor and outdoor. 【Using outdoor and indoor】 The humane stop dog barking devices with IP4 Rainproof function and the portable hook are suitable for use outdoors, and easy to hang on trees, walls, or fence posts. This Ultrasonic dog barking control device can save space or be set on a desk, wall, and shelf higher than 1.5m indoors, which can make it more effective to avoid barking, digging, fighting, etc. Our anti barking device can be set outdoor to stop homeless dog barking. 【Warm Tips for Sonic Bark Deterrents】Anti Barking Device is not applicable to the following situations: aggressive dogs, noisyblack-FR surroundings, hearing impaired dogs, more dogs together, dogs under 6 months or over 8 years. If you find that the dog does not meet the above conditions, Please do not return the Anti barking Device training tool immediately, as the dog will need time to get used to the dog barking control devices, for up to two weeks.