Generally, a coordinate system is a system that uses one or more numbers, or coordinates, to locate the position of any point uniquely, line, place, or object concerning some reference system.
Unfortunately I havent tested the 5G, Only difficult part was connecting antennas. But everything is good, by default it runs on Qualcom's QMI mode, Had to switch to MBIM and it works good with Windows. Planning to run with OpenWRT soon.