Optimizes performance by focusing wireless signal to connected devices. Actual performance can vary, including lower wireless network capacity, data throughput rate, range, and coverage. Easily expand your home Wi-Fi to enjoy uninterrupted streaming, smooth online gaming, and more with the Linksys AC1200 BOOST EX Wi-Fi Range Extender (RE6400). If placed too far from an existing router, a range extender may not expand Wi-Fi or Wi-Fi may be spotty. Performance depends on many factors, conditions, and variables, including distance from the access point, volume of network traffic, building materials and construction, operating system used, mix of wireless products used, interference, and other adverse conditions. You can find more help from our award … Extend the range of your wireless router up to 7,500 square feet, eliminating dead zones. Simple setup from a smartphone, tablet, or laptop. the Linksys AC1200 BOOST EX Range Extender (RE6400). Linksys will not sell or rent your email address. Learn More. *Maximum performance derived from IEEE Standard 802.11 specification. Easy to use, mobile-guided range extender setup to extend Wi-Fi range throughout your home. User manual instruction guide for Wireless Extender RE6400 LINKSYS LLC. Eliminate Dead Zones with Linksys Range Extenders Featuring Spot Finder Technology, Discover Linksys Range Extender Solutions to Eliminate Dead Zones. LIN