Warranty, Returns, And Additional Information. How does Amazon calculate star ratings? Use Wi-Fi Protected Setup to automatically and securely connect client devices such as wireless printers that support Wi-Fi Protected Setup. LINKSYS RE6400 AC1200 BOOST EX – DESIGN AND FEATURES. Not sold online Available online Out of stock online. Each node has a light on top that gives you information about the device’s operation. Add to registry Linksys WUSB6400M Max-Stream Ac1200 Mu-Mimo USB Wi-Fi Adapter. Price Price. Prime Panier. Overview Front RE6300 RE6400 The light on the front of the range extender gives you information about power, updating and signal strength. Wi-Fi Protected Setup Button and LED Use Wi-Fi Protected Setup to automatically and securely add compatible wireless devices to your network. the main light on the router did not turn white after it flashed it is steady amber but I have made a network connection w/my laptop. s/ Linksys Extender Setup - RTD Network My Home Network LIN