Alleged details of the OnePlus 7 Pro smartphone have been posted online. The incredible specifications claim that the OnePlus 7 Pro will have a QHD+ Super AMOLED display, 4,000 mAh battery, a pop-up selfie camera, dual speakers and more. The leak also mentions that the display will operate at a variable 90 Hz refresh rate for a smoother viewing experience than conventional 60 Hz panels offer.
https://www.notebookcheck.net/Remarkable-OnePlus-7-Pro-details-leaked-90-Hz-QHD-Super-AMOLED-display-4-000-mAh-battery-pop-up-selfie-camera.418135.0.html