What does a WiFi antenna do? The real function of Wifi Antenna for PC is of course to enhance the signal of the router and increase the coverage of the WiFi signal. For example, if your router is installed in the building, the coverage of your WiFi may only be on the first floor, that is, the signal on the first floor is the strongest, but separated by The wall signal becomes weaker. If you install Wifi Antenna for Router on the router, the WiFi coverage may reach to the second floor or even a larger area. You can install wifi Antenna Indoor and you don't need to buy another router! Buy Wfi Antenna outdoor Choose yetnorson antenna