{"product_id":"perimeter-technology-r21-invisible-fence-compatible-dog-collar-7k-frequency","title":"Perimeter Technology - R21 Invisible Fence Compatible Dog Collar - 7K Frequency","description":"\u003cp\u003ePerimeter Technologies is a brand you can trust with products that are loaded with exclusive features and benefits not found in the original. Perimeter Technologies' President is the same person who founded Invisible Fence brand back in 1976!\u003c\/p\u003e\u003cp\u003eCompare Perimeter Technologies with your current R21:\u003c\/p\u003e\u003cp\u003ePATENTED Comfort Contacts cushion your dogs neck in soft rubber\u003c\/p\u003e\u003cp\u003ePATENTED 3-Way, Omni-Directional antenna design eliminates the holes found in lesser pet fencing systems\u003c\/p\u003e\u003cp\u003eWATERPROOF and submersible collar receiver design\u003c\/p\u003e\u003cp\u003ePROGRESSIVE STIMULATION allows your dog to choose the fence level that is right for their personality\u003c\/p\u003e\u003cp\u003eULTRA-SMALL and light weight collar design is a mere 1.1 oz!\u003c\/p\u003e\u003cp\u003eLONG LASTING replaceable lithium ion batteries\u003c\/p\u003e\u003cp\u003eDESIGNED and MANUFACURED in the USA with imported parts. Limited Lifetime warranty You save! 100% compatibility guaranteed!\u003c\/p\u003e\u003cp\u003eThis replacement collar receiver for 700 Series Invisible Fence systems only and will not work with 800 series or later, including new Titanium Series. The Perimeter collar is not compatible with Shields Indoor Avoidance transmitters.\u003c\/p\u003e\u003cp\u003eFULLY COMPATIBLE WITH THE FOLLOWING INVISIBLE FENCE BRAND TRANSMITTERS: ICT-700, ICT-725, ICT-750, ICT-775, ICT-150, ICT-250, ICT-100, ICT-75, ICT-50, AT-950 Indoor transmitter, CT-4000\u003c\/p\u003e\u003cp\u003ePlease indicate 7K or 10K frequency when ordering. 7K is the most common frequency, the 10K was used in installations experiencing frequency conflicts with neighboring containment systems.\u003c\/p\u003e","brand":"Perimeter Technologies","offers":[{"title":"Default Title","offer_id":51909700059502,"sku":"WBPETB002QG0IUI","price":291.22,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/9575\/5374\/files\/61WkO-EiHZL.jpg?v=1741854191","url":"https:\/\/petocartv.com\/products\/perimeter-technology-r21-invisible-fence-compatible-dog-collar-7k-frequency","provider":"Petocart","version":"1.0","type":"link"}