( One Rover + One Controller MESA III ) Work with all method (static- RTK- VRS – Magnet Relay) - Triple frequency(GPS, Glonass, Galileo ) - Dual function (base/Rover ) GPS receiver - Integrated UHF TX/RX - Positioning rates updated up to 100HZ (1,2,5,10.20.100)HZ - Topcon’s latest GNSS technology – Vanguard - Fence Antenna technology - 226 universal channels for maximum flexibility in GNSS tracking signal - GPS L1,L2,L2C triple-frequency signal support, - Glonass L1,L2,Gallieo - Support for GPS, GLONASS. Galileo, Compass - Accuracy for Static H : 3mm+ 0.5ppm, V: 5mm+0.5ppm - Accuracy for RTK and VRS H : 10mm+ 1ppm, V: 15mm+1ppm - Radio output 1 watt( 5 to 7 Km in open area( radius)) - 32 GB SDHC storage support - Two battery each one more than 7.5 hours - Guaranteed for dust and waterproof （PS: IP67 )