NETIS WF2166 AC1200 Wireless Dual Band PCI-E Adapter IEEE 802.11b/g/n 2.4GHz IEEE 802.11a/n/ac 5GHz Up to 300Mbps 2.4GHz Or up to 867Mbps 5GHz Wireless Data Rates Wireless Data Rates: Up to 300Mbps 2.4GHz Or up to 867Mbps 5GHz Frequency Band: 2.4-2.4835GHz; 5.180-5.825GHz Standards: IEEE 802.11b/g/n 2.4GHz IEEE 802.11a/n/ac 5GHz Security: Support 64/128-bit WEP, WPA-PSK/WPA2-PSK, 802.1X LEDs: Link/Activity Antenna: 2* detachable external 5dBi antenna System Requirements: Windows XP/Windows Vista/Windows 7/Windows Features: Full compatibility with IEEE 802.11a/b/g/n and 802.11ac devices Maximum speed up to 2.4GHz 300Mbps and 5GHz 867Mbps 2*5dBi detachable dual band antennas for better range Soft AP mode for local network sharing PCI-E interface with dual profile brackets Compatibilities: Windows XP/Vista/7/8