【Suitable for All Types of Dogs】 – Ultrasonic dog barking control has 3 adjustable sensitivity and frequency levels (Ultrasonic dog bark control has 3 adjustable sensitivity and frequency levels  to help you choose different waves and handle different waves easily barking. Adjust the training frequency every week to maintain the training effect.
【Safe for Dogs and People】 – The anti barking device is safe and effective for dogs of all types and sizes (5-120 lbs). For dogs 6 months to 8 years old. Please turn the knob to test different frequency bands for best results. If the dog is hard of hearing or aggressive, the device may not work as intended.
【Upgraded Dog Training & Behavior Aid Tool 】 – Anti barking device adopting the latest ultrasonic technology, the anti barking control will automatically emit high-pitched tones that only dogs can hear. Automatically sense the dog’s sound, once the dog stops barking, the ultrasonic barking controller will automatically stop emitting ultrasonic waves.