Meet the Trainertec Anti Barking Device: another tool that helps you reduce your dog’s barking. It has 3 adjustable levels of ultrasonic sound to get it done. It has a range of up to 50ft. This anti-barking device operates at frequency of 25kHz. It can be used indoors and outside.
The Trainertec Anti Barking Device has a microphone, two color LED, sound activated speaker and 3 adjustable ranges.