Guardian by PetSafe Underground Fence Receiver Collar

The Guardian Underground Fence Receiver Collar helps train your dog as part of a fence system. Adjustable, it fits your pet comfortably while aiding with training. The Guardian receiver collar can be used to successfully train a second dog or as a backup to your initial collar purchase.

Guardian Underground Fence Receiver Collar: Add-a-dog collar for another dog on the Underground Fence System Underground dog fence receiver collar trains dog quickly