T-Mobile has unveiled its branded version of the highest-end Galaxy Note 10+. This device has Qualcomm's 2nd-gen 5G modem, which makes it compatible with the US carrier's new sub-6GHz network. It is also Samsung's first phone to ship with One UI 2.0 out of the box.
https://www.notebookcheck.net/The-T-Mobile-Samsung-Galaxy-Note-10-5G-ships-with-the-Snapdragon-X55-modem-and-Android-10.445984.0.html