Amazfit boasts boosted GPS system with new GTR 4, GTS 4 smartwatchesKermit·September 1, 2022FeaturedMobile DevicesNews & ReviewsWearables Amazfit amps up GPS and fitness tracking modes with GTR 4 and GTS 4 smartwatches at IFA 2022 Source: Amazfit boasts boosted GPS system with new GTR 4, GTS 4 smartwatches