Oppo officially reveals key specs of the Find X9 Ultra ahead of April 21 launch

Oppo has officially confirmed key specs of the Find X9 Ultra ahead of its official launch on April 21. According to the Weibo post, the Find X9 Ultra will have a 2K display panel made of X3 luminescent material that can be used in low light with a minimum brightness of 1 nit. It has a refresh rate…