Description
【Safe and Effective Ultrasonic Dog Barking Devices】The bark control device emits ultrasonic waves of 20~25 KHz, which are inaudible to humans but it effectively interrupts dogs concentration without causing harm, and their response is to stop what they were doing. It is effective in stopping unwanted barking or preventing dogs from eating unsafe food. Ultrasonic sound is a humane way to stop bad behavior in dogs. Suitable for most dogs of all breeds and sizes of age 6 months to 8 years old. 【Ant
