Tired of Wi-Fi "dead zone"? TP-LINK's range extender connects to your router wirelessly, strengthening and expanding its signal into areas it can't on its own. The device also reduces signal interference to ensure reliable Wi-Fi coverage throughout your home or office. Boost your wireless network Tired of Wi-Fi "dead zone"? TP-LINK's range extender connects to your router wirelessly, strengthening and expanding its signal into areas it can't on its own. The device also reduces signal interference to ensure reliable Wi-Fi coverage throughout your home or office. Easy setup and flexible placement Once connected with an existing router, you can simply unplug and plug the TL-WA850RE back in a location for the perfect signal quality and coverage in your house, without needing to configure the extender again. Ethernet bridge The TL-WA850RE's single Ethernet port allows the extender to function as a wireless adapter to connect wired devices like Blu-ray players, gaming consoles, DVRs and Internet TVs. At the same time, the device can share the wireless network as well. Smart signal indicator light Signal lights show the strength of signal that TL-WA850RE receives from the existing router, which can help to find the right location to place the range extender.