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Brand: SHSF

b>Features Uses ultrasonic technology to stop barks - More effective and durable. No more barking. Sensitive microphone for outdoor(waterproof) use. Can also be used indoors, recommended level for indoor use is level 1 Four adjustable ultrasonic volume levels - test, low, medium, and high, with LED battery power level indicator. The product will not work on deaf or hearing impaired dogs. There are some situations where dogs become desensitized. To avoid this, only turn the outdoor bark control on during periods of unwanted barking. The device uses low-intensity ultrasonic, is silent to humans and not harmful. Safe for small, medium, large dogs How The Outdoor Bark Control Works When the outdoor bark control is within range of a barking dog,an internal microphone pick up the sound and the unit is automatically activated.The outdoor bark control emits an ultrasonic sound.the ultrasonic sound can be heard by dogs but is silent to humans.Startled by the high-pitched sound that is safe and

The ultrasonic dog bark deterrent
Anti-barking device,
Pet Training Accessories emits
This anti barking device
The sound is audible only to pets,