2.4G Advanced Wireless - D-Link DIR-809 User Manual

Section 3 - Configuration
Transmit
Set the transmit power of the antennas.
Power:
Wireless Select the preferred frequency band to use for this wireless network. 802.11n
only, 802.11Mixed(g/b), 802.11, 802.11Mixed(n/g/b).
Mode
Band Width Select 20 MHz or 20/40 MHz (Auto). Select Select 20/40 MHz (Auto),if you
are using both 802.11n and non-802.11n wireless devices. Select Select 20
MHz, if you are not using any 802.11n wireless clients.
HT20/40 Enable this option to reduce interference from other wireless networks in
Coexistence: your area. If the channel width is operating at 40 MHz and there is another
wireless network's channel over-lapping and causing interference, the router
will automatically change to 20 MHz.
D-Link DIR-809 User Manual

2.4G Advanced Wireless

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