TP-Link N300 Wireless High Powered USB Adapter (TL-WN8200ND) High-powered design for 10x the range of standard USB adapters, even through walls and floors 300Mbps speed for seamless HD video streaming, online gaming, and Internet calls Two 5dBi detachable external antenna can be adjusted for better Wi-Fi alignment Desktop placement creates more stable connections to prevent signal drops Includes 4.9ft. USB extension cable for flexible deployment WPS button for one-touch wireless security encryption Bundled CD for quick, hassle-free installation and configuration TP-LINK Live 24/7 technical support for assistance with setup and configuration