Product name:South Galaxy G1 GNSS rtk MODEL:GALAXY G1 GPS:L1C/A, L1C,L2C, L2E, L5 channel:220 channel SBAS:L1C/A, L5 GLONASS:L1C/A, L1P, L2C/A, L2P ,L3 BDS:B1, B2,B3 power consumption:2 W Working frequency:410-470MHZ Initialization time:typically Show More