D-Link RangeBooster G WDA-2320 User Manual page 55

Section 4 - Wireless Security
3. The Wireless Network Connection box will appear. Enter the
WPA-PSK passphrase and click Connect.
It may take 0-30 seconds to connect to the wireless network. If the
connection fails, please verify that the WPA-PSK settings are correct.
The WPA-PSK passphrase must be exactly the same as on the wireless
router or access point.
D-Link WDA-30 User Manual 55