Grayscale, Color Palette, Monochrome, Gradient 2K iPhone Wallpaper Grayscale, Color Palette, Monochrome, Gradient 2K iPhone Wallpaper Background with a maximum resolution of 1644x3650 px. ia029 2.40 MB 1644x3650 Download original File Size: Dimensions: Resolution: 2K ID: 2K Color Palette Gradient Grayscale iPhone Monochrome