About this item A New Way to WiFi: TP-link Deco Mesh WIFI system gives you a better experience in all directions with faster WiFi speeds. Better Coverage than traditional WiFi routers: Deco S4 2 units work seamlessly to create a WiFi mesh network. Seamless and Stable WiFi Mesh: Deco S4 allows you to enjoy seamless roaming throughout the house, with just one network name and password. Units work together to form a unified network with a single network name. Devices automatically switch between Decos as you move through your home for the fastest possible speeds. Setup is super simple with the Deco app available on your Android or iOS device. Turn on/off guest WiFi with Alexa voice commands.