320 x 3880
320 x 3880 = 1241600
Example of 320 x 3880 pixels banner dimensions.
270 x 3930 280 x 3920 290 x 3910 300 x 3900 310 x 3890
320 x 3830 320 x 3840 320 x 3850 320 x 3860 320 x 3870
320 x 3930 320 x 3920 320 x 3910 320 x 3900 320 x 3890