Easy Installation - Upgrade your desktop system easily by plugging the Archer T6E Wi-Fi adapter into an available PCI-E slot Hi-Speed Wi-Fi - Up to 1300Mbps Wi-Fi speeds (867Mbps on 5GHz band or 400Mpbs on 2.4GHz band) 802.11ac Dual Band - 3 times faster than the 802.11n standard, perfect for hi-intensity network usage Backward Compatibility - With support for 802.11 a/b/g/n standards Broad Wireless Range - 2 external antennas ensure a greater range of Wi-Fi connection and stability AC1300 Wireless Dual Band PCI Express Adapter Archer T6E802.11ac - The Next Generation of Wi-Fi TP-LINK''s Archer T6E supports the next generation Wi-Fi standard - IEEE 802.11ac, offering transfer rates that are 3 times faster than wireless N speeds. Easily upgrade your desktop system by simply slotting the Wi-Fi adapter into an available PCI-E slot.AC1300 - Selectable Dual Band Speeds 867/400Mbps The Archer T6E provides high-speed Wi-Fi of up to 867Mbps over 5GHz, perfect for HD video streaming and lag-free online gaming. Additionally, the 2.4GHz 400Mbps Wi-Fi band is ideal for standard network/internet usage such as web surfing.Heat Sink for Better Stability The Heat Sink helps to dissipate heat generated by the adapter, which in turn increases performance and improves stability. What''s more, lower temperatures ensure an increased adapter lifespan.