Reddit reviews Yosoo Shark Round House Puppy Bed with Pet Bed Mat, Small to Medium (Medium)

*【Adjustable Ultrasonic Level Control】Anti barking device has 3 range levels and a test mode. Including: Low Sensitivity(15 feet), Medium Sensitivity(30 feet), High Sensitivity(54 feet).*【Easy to Install】Hanging or mounting on a tree, wall or fence post to keep your own dog or your neighbor's dog from barking.*【Ultrasonic Bark Deterrent】Suit for most of dogs but will not work for all dogs because of factors like age, hearing ability, and temperament.*【Durable and Weatherproof of outdoor use】Attractive and discreet birdhouse design, which can be used indoor and outdoor. Works great for your dog and neighbor's dog.*【104% Harmless】The ultrasonic frequency is not harmful to pets and completely inaudible to human ears yet safe and effective training tool for your dog or the neighbor's dog to disrupt the barking. Effective on most dogs within range.