Keep your pet safe and secure with the PetSafe Stubborn Dog In-Ground Fence System Collar. This electronic fence is designed to provide a reliable and efficient way to keep your dog confined to a specific area. The collar is compatible with the PetSafe PRF27519 model and is perfect for dogs who are stubborn and difficult to train.The fence is easy to install and can be customized to suit your pet's needs. The collar is made from high-quality materials and is designed to withstand the rigors of daily use. With its advanced features, this electronic fence is an excellent choice for pet owners who want to keep their dogs safe and secure.