1388 x 2800
1388 x 2800 = 3886400
Example of 1388 x 2800 pixels banner dimensions.
1338 x 2850 1348 x 2840 1358 x 2830 1368 x 2820 1378 x 2810
1388 x 2750 1388 x 2760 1388 x 2770 1388 x 2780 1388 x 2790
1388 x 2850 1388 x 2840 1388 x 2830 1388 x 2820 1388 x 2810