Just when it seemed GPS tracking technology couldn’t get any better, SportDOG Brand® has again changed the game with the introduction of the TEK Series 2.0 Tracking System. In terms of range, accuracy, and reliability, the TEK Series 2.0 Tracking System surpasses every other system on the market. Preloaded 1:100,000 full-color topo maps keep you on course while the system provides feedback on your dog’s location or even up to 21 dogs simply by adding additional collars (TEK-2L) to the system. How does SportDOG® do it? With features that prove this is the pinnacle of tracking perfection.