RID transmission is made by Blue Tooth and has only about 1,000 foot (300-meters) range under perfect condition, but with trees, buildings, other source of RF transmission, it is closer to 100-feet (30-meters…).
This is a posting of mine from a year ago.
And here is a more recent posting about the RID Module I use today, because my Mini 2 does not have that capability and when I fly using my Part 107 certification, my drone must be transmitting RID…
And my Ruko RID module will work anywhere in the world, even in the “wrong hemisphere…” (Private joke between Rover and me…)