688 x 3640
688 x 3640 = 2504320
Example of 688 x 3640 pixels banner dimensions.
638 x 3690 648 x 3680 658 x 3670 668 x 3660 678 x 3650
688 x 3590 688 x 3600 688 x 3610 688 x 3620 688 x 3630
688 x 3690 688 x 3680 688 x 3670 688 x 3660 688 x 3650