The Tapo C425 camera does not require a special hub device to function. Here are the key points: - The camera is designed for 100% wireless installation and can be set up and managed directly from the Tapo app without the need for an additional hub. - You can connect the camera to your Wi-Fi network and manage its settings, view live feeds and access recordings - all from the Tapo app. Therefore, there is no need for a separate hub device when purchasing the Tapo C425 camera.