1200 x 3990
1200 x 3990 = 4788000
Example of 1200 x 3990 pixels banner dimensions.
1150 x 4040 1160 x 4030 1170 x 4020 1180 x 4010 1190 x 4000
1200 x 3940 1200 x 3950 1200 x 3960 1200 x 3970 1200 x 3980
1200 x 4040 1200 x 4030 1200 x 4020 1200 x 4010 1200 x 4000