Deco E4 is the simplest way to guarantee a strong Wi-Fi signal in every corner of your home up to 2800 Square feet(2-pack).Wireless connections and optional Ethernet backhaul work together to link Deco units, providing even faster network speeds and truly seamless coverage.Want more coverage? Simply add another Deco. TP-Link Mesh means Deco units work together to form one unified network. Your phone or tablet automatically connects to the fastest Deco as you move through your home, creating a truly seamless Wi-Fi experience. Network speeds three times faster than previous generation routers, thanks to 802.11ac wireless technology, make Deco capable of providing a lag-free connection to up to 100 devices. Flexible and multifunctional, the Deco E4 includes a variety of features allowing it to serve as a router or access point. Just choose the mode for your actual network demands and experience the maximum wireless flexibility.