Expand your existing BT Whole Home Wi-Fi network system with this add-on disc. This additional disc will only work when added to BTs Whole Home Wi-Fi solution to further expand your superfast, super-reliable Wi-Fi network. With a mighty AC2600 wireless punch Whole Home Wi-Fi puts what matters most at your fingertips. It talks to all your gadgets to make sure theyre always automatically connected to the fastest and strongest signal. Works with ALL broadband providers. BT Whole Home Wi-Fi puts what matters most at your fingertips. It talks to all your gadgets to make sure theyre always connected to the fastest and strongest signal. Intelligent Wi-Fi technology that automatically connects you to the fastest and strongest signal as you move from room to room. Plug and play. Wireless standards: a/b/g/n. 1x 2.4GHz channel. 1x 5GHz channel.