... images or videos, asset tracking and wearable applications. Performance 。GPS, GLONASS, Galileo, BDS and SBAS reception for high ... 。High sensitivity navigation engine (PVT) tracks as low as - GPS : -165 dBm - GLONASS : -161 dBm 。52 track verification ... Maintain tracking sensitivity as low as GPS @ -165dBm, GLONASS @ -161dBm, even without network assistance. (SiRFstar III has only -159dBm sensitivity) 。 ...