688 x 6900
688 x 6900 = 4747200
Example of 688 x 6900 pixels banner dimensions.
638 x 6950 648 x 6940 658 x 6930 668 x 6920 678 x 6910
688 x 6850 688 x 6860 688 x 6870 688 x 6880 688 x 6890
688 x 6950 688 x 6940 688 x 6930 688 x 6920 688 x 6910