Renowned leaker OnLeaks says that the OnePlus Nord 2T is in the pipeline with a 90Hz AMOLED screen, 4,500mAh battery with 80W fast charging support, 50MP triple rear cameras and a MediaTek Dimensity 1300 chipset.
https://www.notebookcheck.net/Questionable-OnePlus-Nord-2T-spec-sheet-emerges-online-with-an-unreleased-MediaTek-Dimensity-1300-at-the-helm.595610.0.html