680 x 3840
680 x 3840 = 2611200
Example of 680 x 3840 pixels banner dimensions.
630 x 3890 640 x 3880 650 x 3870 660 x 3860 670 x 3850
680 x 3790 680 x 3800 680 x 3810 680 x 3820 680 x 3830
680 x 3890 680 x 3880 680 x 3870 680 x 3860 680 x 3850