320 x 4240
320 x 4240 = 1356800
Example of 320 x 4240 pixels banner dimensions.
270 x 4290 280 x 4280 290 x 4270 300 x 4260 310 x 4250
320 x 4190 320 x 4200 320 x 4210 320 x 4220 320 x 4230
320 x 4290 320 x 4280 320 x 4270 320 x 4260 320 x 4250