300 x 12800
300 x 12800 = 3840000
Example of 300 x 12800 pixels banner dimensions.
250 x 12850 260 x 12840 270 x 12830 280 x 12820 290 x 12810
300 x 12750 300 x 12760 300 x 12770 300 x 12780 300 x 12790
300 x 12850 300 x 12840 300 x 12830 300 x 12820 300 x 12810