TL-WA850RE 300Mbps Universal Wi-Fi Range Extender Range Extender mode boosts wireless signal to previously unreachable or hard-to-wire areas flawlessly, Miniature size and wall-mounted design make it easy to deploy and move flexibly, Easily expand wireless coverage at a push of Range Extender button, Ethernet port allows the Extender to function as a wireless adapter to connect wired devices, Tether App allows easy access and management using any mobile device Certification: RoHS