Brand new unopened. BThe TP-Link Archer T2U Plus AC600 USB WiFi Adapter is a high-gain antenna in a sleek black color, designed for optimal wireless connectivity. With a maximum downstream data rate of 600 Mbps, this adapter is compatible with various Wi-Fi standards including 802.11a, 802.11b, 802.11n, and 802.11ac. The compact design, measuring 2.28 inches in length and 0.71 inches in width, makes it easy to use and transport. The TP-Link brand ensures quality and reliability, making this adapter a great choice for improving your home networking and connectivity needs.