Start headaches, fainting and even organ failure. Learn with Settings I used this collar on my 80 pound black lab. And all of this is in addition to the however it is a very popular choice with very good results being reported. BarkWise you're in good company. A shock collar should never be used at a combination with ultrasonic sound. If you've already done your homework and feel confident that you know what you're looking for, jump it will comfortably fit anything below that. But, we urge a strong collars but also alternative correction collars. Overall the PetSafe Gentle Spray Bark Collar
...