TP-LINK's Archer T8E comes with the next generation Wi-Fi standard - 802.11ac, 3 times faster than wireless N speeds. With 1300Mbps wireless speeds over the crystal clear 5GHz band or 450Mbps over the 2.4GHz band, the Archer T8E is the superior choice for seamless HD streaming, online gaming and other bandwidth-intensive tasks. The 5GHz 1300Mbps is perfect for HD video streaming and lag-free online gaming, while using 2.4GHz 450Mbps Wi-Fi for normal use such as web surfing TP-LINK's Archer T8E is an AC1750 Wireless Dual Band PCI Express Adapter giving users the ability to access crystal clear 5GHz connections or legacy 2.4GHz connections to upgrade their PC's wireless capabilities to operate with new 5GHz band wireless networks, while ensuring that they can still access legacy 2.4GHz band wireless networks. WPA/WPA2 encryption standards ensure your wireless connection is safe from intruders