Seamless, Secure Wi-Fi for Every Room Deco M5 uses three units to deliver up to 4,500 sq. ft. of seamless Wi-Fi coverage. Deco's ART (Adaptive Routing Technology) automatically chooses the best path for all your devices to keep your Wi-Fi running as fast as possible. No matter which room you're in, Deco lets you stream music and movies and run your smart home devices without interruption. TP-Link HomeCareTM gives Deco the most comprehensive security of any whole-home Wi-Fi system, protecting every device from security threats. HomeCare includes parental controls easy to use right from the Deco app. You can even prioritize devices and activities so your network stays fast, even when everyone is online at once.