With the TP-LINK TL-WN725N USB Wireless Adapter - N150, Single-band you can add wireless internet capability to your laptop and surf the web without restrictions.Incredibly compact in design, the TP-LINK USB Wireless Adapter quickly connects to your laptop, and because it is so small, you can leave it in even when you're on-the-go.The adapter is easy to install - just plug into an available USB port, run the installation CD and you're ready to connect to the web, make internet calls or stream videos.