Tenda 3G150M User Manual page 22

Second, select your ISP.
Third, click "Next" to enter Wireless Basic Settings interface.
Tip: If your ISP is not in the list, consult your ISP for detail
parameters and manual input.
4.1.4 Wireless Basic Setting
Network Mode：Select one mode from the following. The
default is 11b/g/n mode.
11b mode： Allow the wireless client to connect with the
device in 11b mode at the maximum speed of 11Mbps.
11g mode： Allow the 11g/11n-compliant client device to
connect with the AP at the maximum speed of 54Mbps.
11b/g mode: Allow the 11b/g-compliant client device to
connect with the AP with auto-negotiation speed, and 11n
wireless client to connect the device with 11g speed.
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