1230 x 3440
1230 x 3440 = 4231200
Example of 1230 x 3440 pixels banner dimensions.
1180 x 3490 1190 x 3480 1200 x 3470 1210 x 3460 1220 x 3450
1230 x 3390 1230 x 3400 1230 x 3410 1230 x 3420 1230 x 3430
1230 x 3490 1230 x 3480 1230 x 3470 1230 x 3460 1230 x 3450