The prevo PCW4 PCI Express Wireless Adapter delivers WiFi speeds up to 300Mbps. making it ideal for HD video streaming. surfing the Internet & video calling a great option for PCs where a wired connection is unavailable.Featuring advanced MIMO technology. the Wireless-N adapter ensures a robust and reliable connection. Setting up a secure wireless link has never been easier. thanks to the embedded QSS software - with just a few simple steps. you can establish a secure connection. protecting your network. FeaturesAntenna Type: Omni Directional (RP-SMA) 2 x 2dBi Antennas Wireless Channel: 2T2R MIMO Support Wireless Standards: IEEE 802.110. IEEE 802.11g. IEEE 802.11b Frequency: 2.412 - 2.472GHz Signal Rate: 110 300Mbps. 11g 54Mbps. 11b 111Mbps Wireless Security: Supports 64/128bitWEP. WPA-PSK. WPA2-PSK Operating System: Windows Package Contents: Wireless PCl-e Adapter . Low Profile Bracket. 2x Detachable Omnidirectional Antenna & Resource CD