TP-Link AC1750 Wireless Dual Band PCI-Express Adapter (Archer T8E) Combined speeds of up to 1750Mbps with next-gen Wireless AC technology Dual 5GHz (1300Mbps) and 2.4GHz (450Mbps) bands for lag-free HD video streaming and online gaming 3T3R MIMO technology for reliable, high-bandwidth data transfer WPA/WPA2 encryption standards protect your Wi-Fi network Ad-hoc and infrastructure modes Backwards compatible with 802.11a/b/g/n Supports Windows XP/7/8/8.1/10 Industry-leading 2-year warranty and unlimited 24/7 technical support