• Stimulation Level Range: Under 10 Levels
• Water Resistant
• Warning Type: Tone
• Range: 1 Mile

Product Description
The Perimeter Technologies Computer ReceiverTM Collar is designed to replace your Invisible Fence brand R21TM collar or add a new pet to your existing Invisible Fence system for a fraction of the cost.

The Perimeter Computer ReceiverTM Collar will work with your existing Invisible Fence brand 7K or 10K dog fence system.

The collar receiver is completely waterproof and available in 2 frequencies, 7K or 10K (check your current transmitter to determine which freque… More >>

Perimeter Technologies Perimeter Tech Invisible Fence R21 compatible Replacement Collar 7K