1284 x 3900
1284 x 3900 = 5007600
Example of 1284 x 3900 pixels banner dimensions.
1234 x 3950 1244 x 3940 1254 x 3930 1264 x 3920 1274 x 3910
1284 x 3850 1284 x 3860 1284 x 3870 1284 x 3880 1284 x 3890
1284 x 3950 1284 x 3940 1284 x 3930 1284 x 3920 1284 x 3910