Expand your existing BT Whole Home Wi-Fi network system with the BT Add-on disc for Whole Home Wi-Fi. This additional disc will only work when added to BT\'s Whole Home Wi-Fi solution to further expand your superfast, super-reliable Wi-Fi network. With a mighty AC2500 wireless punch Whole Home Wi-Fi puts what matters most at your fingertips. It talks to all your gadgets to make sure they\'re always automatically connected to the fastest and strongest signal. And it\'s bristling with brilliant controls that put you in charge of a supercharged home network. This is Wi-Fi at its finest. With BT Whole Home Wi-Fi you can have your favourite TV, films, music and games in any room you wish. No more dead spots. Even when there\'s a laptop connected in the kitchen, smartphones upstairs and a tablet in the lounge - they all stay connected, all the time. This is not compatible with Complete WiFi (Black Discs)FeaturesWorks with all broadband providers AC2600 Dual-Band wireless technology Wi-Fi roaming and band steeringSelf-configuring network (star or daisy chain) Intelligent backhaulchannel and band selection Easy set-up. The app guides you to create and setup your Whole Home Wi-Fi system in minutes Connection advice to find the greatest positions for your discs to get the best Wi-Fi experience. Simple dashboard to see who is online and what devices are connected to your Wi-Fi Access controls to pause your Wi-Fi for individual devices, groups of devices, or for everyone Device management to view, block and rename any devices so they