280 x 3850
280 x 3850 = 1078000
Example of 280 x 3850 pixels banner dimensions.
230 x 3900 240 x 3890 250 x 3880 260 x 3870 270 x 3860
280 x 3800 280 x 3810 280 x 3820 280 x 3830 280 x 3840
280 x 3900 280 x 3890 280 x 3880 280 x 3870 280 x 3860