Covers Up To 2800 Square Feet And 35 Devices, Tp-Link Ac1900 Wifi Extender Boost Whole Home Wi-Fi with Your Existing Router A single router has limited Wi-Fi coverage and always causes Wi-Fi dead zones. RE550 wirelessly connects to your existing router and expands its Wi-Fi signal into areas it can?t reach on its own. Enjoy your stable network experience wherever you are at home. Faster Dual Band Wi-Fi up to 1900 Mbps RE550 delivers dual band (2.4 GHz and 5 GHz) to transmit Wi-Fi signals, doubling the performance of each band. It enables you to keep more devices connected at the same time with its 600 Mbps 2.4 GHz and 1300 Mbps 5 GHz dual bands. Use the 2.4 GHz band to send email and browse the web and the 5 GHz band for gaming and HD streaming. Wi-Fi keeps Strongest for Unlimited Moving With TP-Link OneMesh Technology, it?s easy to form a wifi network with a single Wi-Fi name for seamless whole home coverage. Just connect RE550 to a OneMesh router. Always enjoy the strongest Wi-Fi when you?re walking around with no need to search around for a stable connection. Adaptive Path Selection: Keeps Itself Working at Top Speed Adaptive Path Selection keeps your network running at optimal speeds by automatically choosing the fastest connection path to the router. Always keep your devices fast and stable?ideal for network environments crowded with many devices and applications. High Speed Mode: Maximized Speed with Dedicated Backhaul Uses one dedicated Wi-Fi band as backhaul and another dedicated Wi-Fi band as an access point to maximize the bandwidth on the extended Wi-Fi. Built-In Access Point Mode RE550 is more than a wireless range extender. Simply plug an Ethernet cable into its Ethernet port and easily turn your wired internet connection into a 33 MIMO dual band wireless access point. Control at Your Fingertips Set up and manage your Wi-Fi through the TP-Link Tether app from your smartphone (Android, iOS), including TP-Link routers and range extenders. Fast AC1900 Dual Band WiFi - Simultaneous 600Mbps on 2.4GHz plus 1300Mbps on 5GHz Better WiFi Coverage with 3 Antennas - Three adjustable external antennas provide optimal Wi-Fi coverage and reliable connections Gigabit Ethernet port - Act as a wireless adapter to connect a wired device to your network at Gigabit speed Intelligent Signal Light - Help to find the best location for optimal Wi-Fi coverage by showing the signal strength AP Mode - Create a new WiFi access point to enhance your wired network with WiFi capability Ultimate Compatibility - Extend the range of any WiFi Internet router or wireless access point TP-Link Tether App - Easily access and manage your network using any iOS or Android mobile device All Wi-Fi extenders are designed to increase or improve Wi-Fi coverage, not to directly increase speed. In some cases improving signal reliability can affect overall throughput