Do you have a notebook whose Wifi network connection has stopped working because of some unknown reason? Then get this TP-LINK USB adapter and plug it in to your computer. This way you can instantly connect the computer to available Wifi networks. WiFi Speed This wireless N adapter has the ability to handle speed up to 150Mbps, that helps you play online games and stream videos too. One Button Security Setup You can protect your network from external threats by simply pressing the WPS button.