The PetSafe Stubborn Dog Radio Fence is Safe and Effective for all pets 30 pounds and up.  Features the PetSafe Stubborn Dog Receiver - the most powerful receiver available anywhere - with Five Levels of Adjustable Correction Plus Vibration.  Perfect for any yard up to 10 Acres. The best, most advanced dog fence on the market today.

The PetSafe Stubborn Dog Radio Fence comes with the Programmable Vibrating Stubborn Dog Receiver. This receiver is excellent for that stubborn, big or hard to train dog. If your pet weighs over 30 pounds and is very stubborn this is the one for you. This may be needed on stubborn tough breeds such as Akita, Chow, Huskie, and occasionally, Labs and German Shepherds.

The system can be expanded to 10 acres by adding additional wire and flags. It uses the patented ASICS Chip, the only microprocessor in the industry built specifically for pet fences by PetSafe. It has 3,000 filters to eliminate any possibility of interference from outside sources.