The Dual-Band Wireless Range Extender extends the range of your router, providing greater WiFi® coverage even in your backyard. It eliminates most dead spots, and provides the coverage you need for all your devices. Multiple Ethernet ports allow you to connect up to four Internet-enabled AV devices, to bring the Web to your home theater. Simultaneous Dual-Band technology provides speeds of up to 300Mbps and extends the WiFi coverage of your existing router (not included) - so you get coverage wherever you are in your home, even in your backyard.