This D-Link DWA-171 Wireless AC Dual Band USB Adapter is the perfect solution for anyone looking to upgrade their home networking setup. With a maximum wireless data rate of 867 Mbps, this adapter provides fast and reliable internet connectivity. It features dual-band connectivity, wireless Wi-Fi 802.11a, and USB ports 1.0/1.1 and 2.0. The adapter is compatible with PCs and has a compact design, measuring only .3 inches in height and 1.4 inches in width. Get your hands on this new and sealed adapter today and experience the best in home networking.