1230 x 3840
1230 x 3840 = 4723200
Example of 1230 x 3840 pixels banner dimensions.
1180 x 3890 1190 x 3880 1200 x 3870 1210 x 3860 1220 x 3850
1230 x 3790 1230 x 3800 1230 x 3810 1230 x 3820 1230 x 3830
1230 x 3890 1230 x 3880 1230 x 3870 1230 x 3860 1230 x 3850