Only the binding documentation. This lists the coordinators that are supported.
Possibly you are right. There are many rebadged dongles out there, especially for the Ember, but you are right that this could be added to the docs if someone fancies adding a PR.
Note that it probably won’t work on Windows, and doesn’t work on Mac - this is only supported on Linux. This is because DT have used custom PID codes in the USB interface, so it is not detected as a serial port, and no driver is installed.