Edimax EW-7811UN Manual

 Try to change the channel on your wireless router or access point. Wireless interference will affect
wireless connect.
 Try to change the location of your wireless router or access point. Do not put it in a cabinet. Put on
an elevated surface will be better rather than on the floor.
 Check the setting on the wireless router or access point whether the wireless connection is denied
by some functions.
 Make sure wireless adapter join to correct wireless network and input the correct security key.
I can join the wireless network but fail to access the Internet
 Make sure that you are connected to the correct network.
 Make sure that the wireless router or access point is physically connected to the Ethernet network.
If the wireless router or access point’s Internet connection is not working please try to restart the
modem, wireless router, access point.
 Check that the IP Address, subnet mask, gateway, and DNS settings are correctly entered for the
wireless adapter.
Wireless constant disconnects
 On desktops use the rear USB port, these are more stable and reliable when communicating with
USB adapters. Ports in front may be using a different USB controller than the one built-in to the
motherboard/logic board.
 Please confirm that the adapter driver version has been updated to the latest version.
I have poor wireless performance
 Advise setting Encryption to WPA2-AES to replace WPA-TKIP or WEP.
 Adjust the wireless channels.
 Check the distance and obstacles between the client and the wireless base station. The clearer the
path the better the performance will be.
 Adjust the adapter install location or antenna. And configure it closely with the router.
 Disable legacy wireless device connect to the same network.
 Please confirm that the adapter driver version has been updated to the latest version.

Edimax EW-7811UN Specifications

General

Wi-Fi	Yes
Wi-Fi band	Single-band (2.4 GHz)
Ethernet LAN	No
Frequency range	2.4 - 2.4835 GHz
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Top Wi-Fi standard	Wi-Fi 4 (802.11n)
Security algorithms	128-bit WEP, 64-bit WEP, WPA2
Networking standards	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Maximum data transfer rate	150 Mbit/s
WLAN data transfer rates supported	1, 2, 6, 9, 11, 12, 24, 36, 48, 54, 72, 150 Mbit/s
Interface	WLAN
Connectivity technology	Wireless
Chipset	-
Certification	CE, FCC, WiFi
Product color	Black, Gold
LED indicators	Activity, Link
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Depth	7.1 mm
Width	14.9 mm
Height	18.5 mm