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                    What Is a Dual Band Router (and Wireless Network)? - Networking
                    Answer: In Wi-Fi wireless networking, dual band is the capability to transmit on 
 the 5 GHz band of 802.11a and also the 2.4 GHz band used by 802.11b, 802.11g
 , ... 
                    compnetworking.about.com  | 
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