The EVA-8M from u-blox AG is a GNSS Module with Frequency 1.575 GHz, Accuracy 2.5 to 4 m, Navigation Sensitivity -164 to -163 dBm, Tracking Sensitivity -164 to -163dBm, Cold Start Sensitivity -147 to -145 dBm. Tags: Surface Mount, Chip / SiP. More details for EVA-8M can be seen below.