280 x 12300
280 x 12300 = 3444000
Example of 280 x 12300 pixels banner dimensions.
230 x 12350 240 x 12340 250 x 12330 260 x 12320 270 x 12310
280 x 12250 280 x 12260 280 x 12270 280 x 12280 280 x 12290
280 x 12350 280 x 12340 280 x 12330 280 x 12320 280 x 12310