TP-Link TL-WN881ND N300 PCI-E Wireless WiFi network Adapter card for pc Wireless N speed up to 300Mbps makes it ideal for video streaming, online gaming and Internet calls 2T2R MIMOdelivers greater throughput at range versus conventional 1T1R Supports 64/128 WEP, WPA /WPA2/WPA-PSK/WPA2-PSK(TKIP/AES), supports IEEE 802.1X Compatibility: Windows (7/8/8.1/10) - Linux Kernal (2.6.24~4.1) Supports ad-hoc and infrastructure mode Bundled utility provides quick & hassle free installation Seamlessly compatible with 802.11n/b/g products