Anti Barking Device, 3 Adjustable Frequency Ultrasonic Dog Barking Deterrent Devices Pet Gentle Anti Barking Device Sonic Bark Control Device Stop Dog Barking Device Indoor Outdoor for Dogs Anti Bark

🦮【 Anti All Sizes & Breeds Dogs Barking 】 The dog barking control device with 3 different frequencies stops different sizes of dogs from barking effectively. 15-30KHz frequency can stop large and naught dogs barking around 15m, 20KHz frequency can stop medium and docile dogs barking around 10m, and 30KHz can stop small dogs barking around 5m. You can change the frequency of anti barking device once a week, which is perfect for keeping the best barking control effect.
🐕【 Humane Automatic Ultrasonic Barking Control Device 】This anti barking with the latest dog barking sensor system can catch dog bark accurately. No electric shock, no irritating smell, No Beep Voice, safe for pets and harmless for humans, the barking deterrent device emits the ultrasound automatically to stop dogs barking, perfect for keeping your dogs silent when you leave dogs alone, creating a peace department for your families and neighbors.
🐕‍🦺【 Stop Dogs Barking Indoor & Outdoor 】This dog barking control