340 x 12000
340 x 12000 = 4080000
Example of 340 x 12000 pixels banner dimensions.
290 x 12050 300 x 12040 310 x 12030 320 x 12020 330 x 12010
340 x 11950 340 x 11960 340 x 11970 340 x 11980 340 x 11990
340 x 12050 340 x 12040 340 x 12030 340 x 12020 340 x 12010