Wireless-N300 PCI Express Adapter Supports WEP, WPA-PSK, and WPA2-PSK methods for enhanced security Two external detachable omnidirectional antennas Easily Turn Your Desktop Wireless The ASUS PCE-N15 is designed to provide complete end-to-end wireless performance from the server or server backbone to the switch infrastructure and down through to the desktop with the PCI Express connector. It offers increased bandwidth, reliability and more functionality, allowing you to enjoy a fast and advanced connection, such as downloading, making internet calls and video streaming. Enhanced Security Supports 64/128-bit WEP,WPA2-PSK,WPA-PSK,WPS security. Keep Up to Date! Remember to always keep your device’s firmware up to date so you can benefit from the very latest service and security enhancements — and get exciting new features! Specification Adapter Type: PCI Express Adapter Transmission Method: Wireless Max Data Transfer Rate: 300 Mbps Dual Band: No Standards and Protocols: IEEE 802.11 b/g/n Antenna: 2 x R SMA Antenna Frequency: 2.4GHz Wireless Security: \"64-bit WEP, 128-bit WEP, WPA2-PSK, WPA-PSK, WPS support\" Modulation Technology: \"CCK, DQPSK, DBPSK, OFDM\" Package Contents: Adapter Support CD Warranty card Low Profile Bracket Dipole Antenna x 2 Package Type: Retail Package Weight: 0.1800 kg Warranty: 3 Years