Anti Barking Device, 50FT Dog Barking Control Devices with 3 Adjustable Modes, Ultrasonic Dog Bark Deterrent Devices for Indoor & Outdoor, Dog Barking Silencer Bark Box

►Anti Bark Device Features:1. Uses ultrasonic to deter unwanted barking2. Detects barks up to 50 feet with the use of an internal microphone3. Switch with 4 levels of operationTest: Used to verify the microphone and speaker are functional1=Low Range - Up to 15 feet2=Medium Range - Up to 30 feet3=High Range - Up to 50 feet►How To Test Dog Bark Deterrent Devices?1. Adjust the knob to "TEST" button.2. Place the item to a position which is one arm's length away from you.3. Whistle to the microphone of the item loudly, if the LED blinks Green, and you can hear beeping noise, then the item work properly.►How the Barking Dog Silencer Works?1. When the outdoor bark control is within range of a barking dog, a microphone pick up the sound and the unit is automatically activated.2. The outdoor no bark control emits an ultrasonic sound. (ultrasonic sound can be heard by dogs, but is silent to humans)3. Startled by the high-pitched sound, the dog should stop barking, it will associate its bark with this unpleasant noise.4. When the dog stops barking, the ultrasonic sound also stops.►Package Includes:1 x New Outdoor Bark Control1 x User Manual

• 【Ultrasonic Bark Stopper】- This Dog Barking Deterrent uses ultrasonic technology to intervene in dog barking. It won't damage human hearing, but quickly attract the dog's attention and make the dog quiet. the barking stop device will correct the dog's bad behavior ,no collar required. Suitable for all breeds and sizes of dogs over 6 months