The TP-Link TL-WA855RE is a Wi-Fi range extender that boosts your existing Wi-Fi signal to areas that are hard to reach. It has a data transmission speed of 300Mbps and supports IEEE 802.11b/g/n. It comes with 2 antennas and supports WEP, WPA, and WPA2 wireless security protocols. It's easy to set up with the included quick installation guide and has a compact design that won't take up too much space.