The UBX-G8020-KT from u-blox AG is a GNSS Module with Frequency 1.575 GHz, Accuracy 2.5 to 4 m, Navigation Sensitivity -166 dBm, Tracking Sensitivity -166 dBm, Cold Start Sensitivity -148 to -145 dBm. Tags: Surface Mount, Chip / SiP. More details for UBX-G8020-KT can be seen below.