Works great for all my dogs accept the dog, Penny, which jumps up on the table and sets it off she stays while all the others leave through the doggie door immediately. Stops the barking for all the dogs but Penny also. It has been my experience that this product works great for 8, Chihuahuas and Boxer, out of 9, white Catahoula leopard dog mix who has perfect hearing, dogs.Get more detail about Tattle Tale Sonic Pet Training Alarm.
