タイトルまたは説明

Ultrasonic Bark Control Devices emit an ultrasonic tone that only dogs can hear. The device detects excessive barking and activates. This results  in a safe ultrasonic sound that is audible to dogs, but not to humans. Your dog hears the sound and will stop barking. Safe and effective for all breeds and sizes of dogs
How it works
When the Outdoor Bark Control is within range of constant barking , an internal microphone picks up the sound and the unit is activated . The Outdoor Bark Control emits an ultrasonic sound . The ultrasonic sound can only be heard by the dog . Startled by the high-pitched sound , the dog should stop barking , as it will associate its bark with this unpleasant noise. The Outdoor Bark Control has 4 settings including 3 Sensitivity Levels and a Test Mode and is effective up to *0 feet.
Designed for easy hanging /mounting on a tree, wall or fence post to keep your own dog or your neighbors` dog from barking .
Safe and effective for all sizes and breeds of dogs
ULTRASONIC CORRECTION
* Uses ultrasonic sound to deter nuisance barking
* Detects bark up to *0 feet away
* 4 levels of operation
* Durable and weatherproof
* Two color LED for good /low battery indication