• AUTO DOG BARK CONTROL:Anti barking device Use the latest ultrasonic technology to intervene in barking of dogs of all breeds and sizes.When the microphone of the anti-barking device picks up a barking dog,the speaker automatically emits an ultrasonic wave to the dog to stop barking.
• 3 ADJUSTABLE FREQUENCY MODES:The dog bark control has 3 levels. – Mode 1:15-30 KHZ for naughty or large dogs.Mode 2:20 KHZ for docile dogs.Mode 3:30 KHZ for small dogs.Please turn the knob to test different frequency bands for best results.
• SAFE FOR DOGS AND HUMANS:The ultrasonic barking deterrent is harmless and completely inaudible to human ears.Once the dog stops barking,the ultrasonic barking controller will automatically stop emitting ultrasonic waves,with no effect on humans or pets.
• RECHARGEABLE WATERPROOF:Our dog barking silencer features a Type-C port for convenient charging.IPX4 waterproof.Don’t worry about rain or any other bad weather.Perfect for dog houses,tables,fences or trees,etc.
• SATISFIED SERVICE:If you have any problems with the anti barking devices please contact us by Amazon email,we will provide you with satisfied answers with in 24 hours.

AUTO DOG BARK CONTROL:Anti barking device Use the latest ultrasonic technology to intervene in barking of dogs of all breeds and sizes.When the microphone of the anti-barking device picks up a barking dog,the speaker automatically emits an ultrasonic wave to the dog to stop barking.

3 ADJUSTABLE FREQUENCY MODES:The dog bark control has 3 levels. – Mode 1:15-30 KHZ for naughty or large dogs.Mode 2:20 KHZ for docile dogs.Mode 3:30 KHZ for small dogs.Please turn the knob to test different frequency bands for best results.

SAFE FOR DOGS AND HUMANS:The ultrasonic barking deterrent is harmless and completely inaudible to human ears.Once the dog stops barking,the ultrasonic barking controller will automatically stop emitting ultrasonic waves,with no effect on humans or pets.

RECHARGEABLE WATERPROOF:Our dog barking silencer features a Type-C port for convenient charging.IPX4 waterproof.Don’t worry about rain or any other bad weather.Perfect for dog houses,tables,fences or trees,etc.

SATISFIED SERVICE:If you have any problems with the anti barking devices please contact us by Amazon email,we will provide you with satisfied answers with in 24 hours.