Check the listing for details. Anti Barking Device,Ultrasonic Dog Training-Bark Control Device,Stop Barking. Color: As Show, Condition: New. Listed at 22.49 USD. Anti Barking DeviceUltrasonic Dog Training-Bark Control DeviceStop Barking Dog Box for Small Medium and Large DogsSonic Bark DeterrentsBark Deterrent Device Up to 50 FT Range for OutdoorTufkiss The Features of this Stop Dog Barking Box: the anti dog barking device prevents excessive barking, thus relieving you and your neighbors from the effects of noise; The Dog Barking Control Device is effective in stopping barking and does not require a collar, safe and effective for all breeds and sizes of dogsUltrasonic Bark Stopper is Easy to Use: Dog barking deterrent device is designed for people without dog training skills. With one simple button, it operates easily, and comes with user-friendly vibrating feedback. When pressing the control, a high-pitched sound is emitted to stop the dog's barking or misconduct. The pooch will learn easily to behave every time it hears the sound.Anti Barking Device Effective Range Up to 50 Feet: Our dog barking control devices outdoor were conveniently designed with multiple settings; The multi directional microphone picks up dogs in any direction! Mode 1: Low Range (up to 15 feet); Mode 2: Medium Range (up to 30 feet); Is it further away? Mode 3: High Range (discourage all dogs outside up to 50ft.)Bark Control Device Safe for both Animals and Humans: this ultrasonic bark control has been tested and is less harmful to humans, animals and plants; Due to its precise sound frequency, you may not even hear it and bring you a quiet environmentMini Design Dog Barking Control Device: This ultrasonic bark-free controller has a well-designed mini shape that can be hung on a tree, indoor, outdoor wall or fence post to stop any dog from barking (within range); four operating buttons, including a test button, an off button and 3 level buttons.