D-Link DAP-1353 Guía De Instalación Rápida página 8

If you selected Better security, the following screen will show your
Pre-Shared Key. This key should be used by wireless clients connecting
to the wireless network:
Click Save
If you selected Best security, the following screen will show your
Pre-Shared Key. This key should be used by wireless clients connecting
to the wireless network:
Click Save
D-Link DAP-1353 Quick Install Guide