320 x 3800
320 x 3800 = 1216000
Example of 320 x 3800 pixels banner dimensions.
270 x 3850 280 x 3840 290 x 3830 300 x 3820 310 x 3810
320 x 3750 320 x 3760 320 x 3770 320 x 3780 320 x 3790
320 x 3850 320 x 3840 320 x 3830 320 x 3820 320 x 3810