@gard09 Hello, for your information, all the TP-Link powerline adapters are compatible with each other. Considering you have the TL-WPA9610KIT, the 7/8/9 series would be a good choice. And if you...

@Stebbo Hello, may I know how far away between the main router and the extender? With computer connected to the extender, please run the speed test and show us the results; meanwhile, please click...

Hello, for your information, all the TP-Link powerline adapters are compatible with each other; You can add other adapters into the existing powerline network. You can read this article for more...

@Juw Hello, you need connect to the extender's wifi first and then open the Tether app to configure it. Besides, you can log into the web UI of the TL-WA850RE to set it up. Below is the instruction:...

@ademe Hello, you can add RE450 on the cellphone; the configuration procedures are the same; Then the Tether app will show up the two extenders. Below is the instruction;...

@ix0 Hello, I'm afraid that there is no such range extender can satisfy your needs yet; the current range extender supports WPA/WPA2-PSK and WEP only. May it help.