The PCI300WN2X2 Wireless-N PCI Card adds high speed 802.11n network connectivity to almost any PCI-enabled desktop/workstation PC. Using a 2T2R (2 Transmitter/2 Receiver) design over the 2.4GHz frequency, the card supports 300Mbps data bandwidth over an 802.11n network, while providing optimal signal reception and range - the ideal WiFi card for Desktop PCs. Backward compatible with 802.11b/g networks (11/54Mbps), this versatile WiFi N adapter offers a versatile wireless networking solution with support for standard and advanced security options such as WEP, WPA and WPA2, along with wireless Quality of Service (QoS) support and quick and easy setup through WPS. This easy-to-install wireless PCI NIC also includes a low-profile adapter, which enables it to be installed as a half-height wireless PCI card that's suitable for Small Form Factor computers. Backed by StarTech.com's 2-year warranty, the PCI300WN2X2 PCI Wireless N adapter also includes free lifetime technical support, ensuring an excellent upgrade or first-time setup option. 802.11b/g/n compliance ensures a fast, reliable wireless-N network connection, while still being able to connect to older wireless b/g networks. Support for the latest wireless network security protocols and QoS, ensures a safe and efficient network experience. Includes both a full and low profile/half-height bracket for installation into any sized desktop computer. Connect a remote workstation PC to a wireless-N network, in environments where running network cables is not feasible.