Iphone Xs Oled Wallpapers. Due to its oled screen and ability to display true black color, black wallpapers look really beautiful on iphone 13’s screen. 1242×2688 hình nền iphone xs oled “>. Awesome Black Wallpapers For iPhone X's OLED Screen (Ep. 8 from ioshacker.com Today’s wallpaper selection is optimized for iphone x or iphone xs because these devices utilize an oled screen.