the UniFi Cloud Key from Ubiquiti Networks combines local network security with convenient remote access. It runs a local instance of the UniFi Controller software, and features single sign-on for remote, secure access to all of your UniFi devices from anywhere in the world. The UniFi Cloud Key is fully capable of configuring and managing dozens of UniFi devices, and serves as an ultra-low energy solution, replacing a dedicated server or computer. With plug-and-play installation, simply connect the Cloud Key to a UniFi Switch and remotely access it through any computer connected to the internet.