320 x 3780

320 x 3780 = 1209600

Example of 320 x 3780 pixels banner dimensions.

270 x 3830 280 x 3820 290 x 3810 300 x 3800 310 x 3790

320 x 3730 320 x 3740 320 x 3750 320 x 3760 320 x 3770

320 x 3830 320 x 3820 320 x 3810 320 x 3800 320 x 3790