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Amazon.com: Garmin TT™ 15X Dog Device, Tracking and Training Dog Device with Collar, 18 Levels of Stimulation, Rugged and Water-Resistant, High-Sensitivity GPS, Red : Pet Supplies
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Dogtra PATHFINDER GPS Tracking & Dog Training Collar Green Additional Receiver 9-Mile 21-Dog Expandable Waterproof - Walmart.com
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Dogtra PATHFINDER2 GPS Dog Tracking, Training, E-Fence & LED Beacon Light Collar 644622080295 | eBay
N3. 1" REFLECTIVE REPLACEMENT COLLARS FOR GARMIN TRACKING AND TRAINING SYSTEMS (these can be used as regular dog collars as well) - Wild Boar USA/Ugly Dog Ranch
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