The TP-Link RE330 WiFi Internet Extender Booster is a white unit that provides easy mesh connectivity with AC1200Mbps speed. It is designed to fit a PC and features one Ethernet port (RJ-45) for connecting to the internet. The extender also comes with a UK plug and is ideal for improving WiFi signal strength in large homes or offices. With its TP-Link brand reputation and user-friendly design, this internet booster is a reliable choice for enhancing network coverage and connectivity.