The ST-1612i-G from LOCOSYS is a GNSS Receiver Module that can simultaneously acquire and track multiple satellite constellations. It has 48 tracking channels and 2 fast acquisition channels with a cold start acquisition time of 29s. The module has a tracking sensitivity of up to -161 dBm and a cold start sensitivity of up to -146.5 dBm. It can acquire and track GPS, GLONASS, GALILEO, and QZSS satellite constellations and provide navigation data at an altitude of up to 18,000 m. This GNSS module can provide superior sensitivity and performance even in urban canyons and dense foliage environments. It requires a DC supply from 3 to 3.6 V and consumes less than 73 mA of current. The module is available in a surface-mount package that measures 16.0 x 12.2 x 2.4 mm and is suitable for use in personal positioning and navigation, automotive navigation, and marine navigation.