The S80G is a GNSS system that offers a range of features and capabilities for efficient data and photo collection in the field. It is a multi-constellation system, meaning it can utilize signals from multiple satellite networks, including GPS, GLONASS, Galileo, and BeiDou. Furthermore, the S80G is a triple-frequency GNSS system, which means it can receive and process signals from L1, L2, and L3/L5 frequency bands.