840 x 2790
840 x 2790 = 2343600
Example of 840 x 2790 pixels banner dimensions.
790 x 2840 800 x 2830 810 x 2820 820 x 2810 830 x 2800
840 x 2740 840 x 2750 840 x 2760 840 x 2770 840 x 2780
840 x 2840 840 x 2830 840 x 2820 840 x 2810 840 x 2800