Perimeter Invisible Fence Replacement Receiver (7KHz)

Perimeter Technologies,a leading manufacturer of electronic pet fencing,has designed a cost effective alternative to the once exclusive Invisible Fence R21 Fence dog fence collar,providing owners of the nation’s largest and best known professionally installed dog fence brand a significant savings on their replacement collar receivers.Don’t be fooled by the low aftermarket price. Perimeter Technologies is a brand you can trust with products that are loaded with exclusive features and benefits not found in the original. As a matter of fact,Perimeter Technologies' President is the same person that founded Invisible Fence brand back in 1976!Compare Perimeter Technologies with your current R21 Patented Comfort Contacts cushion your dog’s neck in soft rubber Patented 3-Way,Omni Directional antenna design eliminates the “holes” found in lesser pet fencing systems Waterproof and submersible collar receiver design Progressive Stimulation allows your dog to choose the fence level that is righ