Deco M4 uses TP-Link Mesh technology to cover your entire home in powerful Wi-Fi. Multiple units seamlessly work together to create a home network like nothing you've ever experienced. Deco M4 is the simplest way to guarantee a strong Wi-Fi signal in every corner of your home up to 2,800 square feet. 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.