What this product does tp linkrsquos tl wpa4220t kit extends your internet connection to every room of the house through your homersquos existing electrical circuitry the tl wpa4220 features a wi fi clone button enabling super range extension which means it can automatically copy the ssid and password of your router in this way tl wpa4220t kit simplifies your wi fi configuration and allows for seamless roaming within your home network one touch super range extension with a