840 x 2880
840 x 2880 = 2419200
Example of 840 x 2880 pixels banner dimensions.
790 x 2930 800 x 2920 810 x 2910 820 x 2900 830 x 2890
840 x 2830 840 x 2840 840 x 2850 840 x 2860 840 x 2870
840 x 2930 840 x 2920 840 x 2910 840 x 2900 840 x 2890