Upgraded Mini Bark Control Device with Effective 4 Adjustable Sensitivity and Frequency Levels, Easy to Use Automatic Ultrasonic Dog Barking Devices for Almost Dogs

Switch keyPress and hold for 3 seconds to switch on and off, and there is also a voice prompt.Di" sounds when power on, "Di...Di" sounds when power is offFM key:The product has 4 frequency band selections, which can be selected for different pets or animal categories and sizes.15KHZ,20KHZ,35KHZ Put the first 15KHZ 20KHZ 30KHZ on a gear.Power-on and start-up default 1 level, operation keys, press the next frequency to cycle step by step, the digital tube will then display the current state of the operation interface.Sensitivity buttonthere are 1-4 levels, digital display, 1-4 levels are sensitivity increases from low to high. The 4th largest is also the most sensitive. The nixie tube then displays the current operating status.Digital tube displayWhen working, the digital tube is displayed at the same time (the display content is the current battery level). The digital tube is not displayed during standby. (Sleep state).The ultrasonic works 7 times continuously, pause for 3 minutes, press any key to cancel the pause function.F key4 ultrasonic frequency selection settings, can send different ultrasonic stimuli to different breeds of pets and pet size. You can change the ultrasonic frequency at will, which is more targeted and effective.S keyThe microphone has 4 value sensitivity selection settings. The product selects settings according to the use of environmental noise values, such as indoor and outdoorIf you have any questions, please contact us in time and we will respond to your inquiry within 24 s.

• 【2021 UPGRADED VERSION】 Ultrasonic anti-barking devices automatically detect barking from as far away as 50 feet. The barking control device automatically emits high-pitched sounds that only dogs can hear. Once the dog stops barking, the ultrasonic bark control automatically stops emitting ultrasonic sounds【SAFE FOR DOGS AND PEOPLE】Ultrasonic frequencies are harmless to pets and completely inaudibl