Originally Posted by
dogtired
I have two neighbors that have dogs that bark all day while the owners are away at work. I purchased a "Dog Silencer Pro", a device that emitted a high pitched sound a couple of years ago. It was sold as an item that would not hurt the dog's ears. I installed the device as required by the instructions. I could hear the sound, so I knew it was working. I wasted about $100.00 on the device as it did not work. It has been a couple of years now, and the same dogs are barking as I write this.