GNSS GM PRO
GM PRO is a single-frequency receiver and antenna in a single high-strength, sheltered housing. The unit is specially designed for use in harsh environments. Highly protected against shock and vibration. The GM PRO uses SBAS corrections from services such as WAAS and EGNOS. GM PRO features up to 14 channels of L1 GPS only, GLONASS only or combined GPS and GLONASS code and carrier phase tracking for increased positioning accuracy and availability.