Reddit reviews MODUS Anti Barking Device Bark Control Device with 4 Adjustable Ultrasonic Volume Levels, Automatic Ultrasonic Dog Bark Deterrent, Indoor Bark Box Safe, Suitable Dogs

【GET PEACEFUL AND QUIET】Imagining a quiet home where you can relax with your own thoughts, get a good night's sleep. Thousands of people like you have used MODUS anti barking device to take back their peace and quiet. Using an ultrasonic bark control device can effectively prevent barking by your or your neighbor's dog. Provide a quiet and comfortable rest and sleep environment.【AUTOMATIC CONTROL & 50 ft EFFECTIVE DISTANCE 】The sensitive microphones can automatically detect dog barking up to 50 feet away (also works on your neighbors’ dogs!). Then dog barking control devices will automatically blast high-pitched sounds that only the dog can hear. Once the dog stops barking, the ultrasonic bark control device will automatically stop transmits ultrasonic sound.【SUITABLE FOR ALL SIZE DOGS】The ultrasonic dog bark deterrent has 4 different power levels of high, medium, low and test. Suitable for small, medium and large dogs. Test mode can be used to verify that the microphone and speaker are functional. You can manually adjust the power of the bark box with a simple knob. We recommend you start with the unit on low and then increase the power as needed.【SAFE & EFFECTIVE SOLUTION】MODUS ultrasonic dog bark deterrent uses high-pitched ultrasonic sound technology. Ultrasonic sound is above the hearing range of humans, but it will make attention and stimulate to dogs. It is safe for humans and dogs. With its hanging rope or hole, you can easily mount this on a wall.【SIMPLE DESIGN & SATISFACTORY SERVICE】The simple outlook of MODUS ultrasonic dog bark deterrent can be easily integrated in the overall environment of the house. The LED light will indicate the working and battery status, offering you an easy and cozy experience of dog training. MODUS ultrasonic anti bark device can be used on dogs from 6 months to 8 years old.