The EVA-M8M from u-blox AG is a GNSS Module with Frequency 1575.42 MHz/1602 MHz/1559 to 1591 MHz/ 1561.098 MHz, Tracking Sensitivity -164 dBm, Cold Start Sensitivity -148 dBm, Cold Start 26 S, Update Rate Up to 18 Hz. Tags: Surface Mount, Chip / SiP. More details for EVA-M8M can be seen below.