1200 x 3900
1200 x 3900 = 4680000
Example of 1200 x 3900 pixels banner dimensions.
1150 x 3950 1160 x 3940 1170 x 3930 1180 x 3920 1190 x 3910
1200 x 3850 1200 x 3860 1200 x 3870 1200 x 3880 1200 x 3890
1200 x 3950 1200 x 3940 1200 x 3930 1200 x 3920 1200 x 3910