The MS33SN1 from Minewsemi is a GNSS Module with Frequency 1575.42 MHz (GPS, GALOLEO), 1561.098 MHz (BDS), 1602.5625 MHz (GLONASS), Tracking Sensitivity -165 dBm, Cold Start Sensitivity -148 dBm, Cold Start 24 Sec, TTFF Hot Start 1 Sec. Tags: Surface Mount, Module. More details for MS33SN1 can be seen below.