320 x 540

320 x 540 = 172800

Example of 320 x 540 pixels banner dimensions.

270 x 590 280 x 580 290 x 570 300 x 560 310 x 550

320 x 490 320 x 500 320 x 510 320 x 520 320 x 530

320 x 590 320 x 580 320 x 570 320 x 560 320 x 550

330 x 550 340 x 560 350 x 570 360 x 580 370 x 590