This is What a Dual-Band Router Means | Internet Service Providers
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What Is Dual-Band Wireless Networking?
The Differences Between Single Band, Dual Band, And Tri Band Routers
Belkin N750 DB Wireless Dual-Band N+ Router review: Belkin N750 DB Wireless Dual-Band N+ Router - CNET
Linksys Official Support - What is a Tri-Band Router and how does it work?
Single band vs Dual Band WiFi Router: Which one Best?