280 x 12240
280 x 12240 = 3427200
Example of 280 x 12240 pixels banner dimensions.
230 x 12290 240 x 12280 250 x 12270 260 x 12260 270 x 12250
280 x 12190 280 x 12200 280 x 12210 280 x 12220 280 x 12230
280 x 12290 280 x 12280 280 x 12270 280 x 12260 280 x 12250