The TL-WN861N Wireless N Mini PCI Adapter complies with IEEE 802.11n (Draft 2.0), IEEE 802.11g, & IEEE 802.11b standards. Wireless transmission rates can reach up to 300 Mbps. The Mini PCI card adopts MIMO technology providing even better wireless performance, transmission rates, stability & coverage. At the same time, CCA technology automatically avoids channel conflicts using its channel selection feature. This product supports 64/128/152-bit WEP encryptions, as well as WPA/WPA2 & WPA-PSK/WPA2-PSK encryptions & mechanisms in addition to the adapters QSS (Quick Secure Setup) feature, allowing users to quickly & easily configure wireless security. This product can also simultaneously operate bandwidth intensive applications such as voice & video. Applications using a lot of bandwidth that are sensitive to interruptions such as voice & video applications are given priority in order to assure quality. It also works well with other 11g & 11n protocol wireless products. Please note: networking components such as switches, routers, UPS & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.