Stubborn pets or unwanted intruders, are no match for the selection of electronics at K9 Dog Equipment. We offer a wide selection of training supplies and electronic doors for many applications! Large breeds, small breeds, even cats! No matter what the pet, we have a solution. Give our reps a call with any questions. Electronic pet doors and collars can make a stubborn pet into a well trained purebred. See our selection below and become a professional trainer!