D-Link DWA-525 User Manual page 35

Section 4 - Wireless Security
3. Enter the same security key or passphrase that is on your router and
click Connect.
It may take 0-30 seconds to connect to the wireless network. If the
connection fails, please verify that the security settings are correct. The
key or passphrase must be exactly the same as on the wireless router.
D-Link DWA-55 User Manual 35