320 x 4340
320 x 4340 = 1388800
Example of 320 x 4340 pixels banner dimensions.
270 x 4390 280 x 4380 290 x 4370 300 x 4360 310 x 4350
320 x 4290 320 x 4300 320 x 4310 320 x 4320 320 x 4330
320 x 4390 320 x 4380 320 x 4370 320 x 4360 320 x 4350