1280 x 3200
1280 x 3200 = 4096000
Example of 1280 x 3200 pixels banner dimensions.
1230 x 3250 1240 x 3240 1250 x 3230 1260 x 3220 1270 x 3210
1280 x 3150 1280 x 3160 1280 x 3170 1280 x 3180 1280 x 3190
1280 x 3250 1280 x 3240 1280 x 3230 1280 x 3220 1280 x 3210