Description Sokkia GRX5  Base/Rover Kit UHF with Cell Correction TRACKING ALL GNSS SIGNALS GPS: L1 C/A, L1P, L2P, L2C, L5 GLONASS: L1 C/A, L2P, L2C/A, L3 Galileo: E1, E5a, E5b, E5 AltBOC, E6 BeiDou: B1, B1C, B2, B2a, B2b, B3 IRNSS (NavIC): L5 SBAS: L1, L5 QZSS: L1C/A, L1 C/B, L2C, L5 60Deg TILT SENSOR Topcon Integrated Leveling Technology™ Calibration-free and magnetically immune IMU Internal Battery – 7 hours – RTK BASE STATION (1 W UHF/FH) 10.5 to 13 hours*** – RTK ROVER (UHF/FH, internal cell or LongLink) Communications: Internal Radio (Optional) 403-473 MHz UHF  902-928 MHz spread spectrum Max Transmit Power: 1 W Cellular Integrated 4G/LTE cellular modem LongLink™ Up to 300 m range, with clear line of sight Supports up to three (3) simultaneous rover connections Bluetooth v5.3 BR/EDR and low energy long range Wi-Fi 802.11a/b/g/n/ax 2.400 to 2.500 GHz Ports USB-C