Buffalo Technology WLI2PCIG54S 125 High Speed Mode Wireless Desktop Pci Adaptet With AOSS Wireless desktop PCI adapter with 125 Mbps high speed mode Supports AOSS (Airstation OneTouch Secure System) allowing easy setup of secure wireless connections Antenna adapter included for optional external antenna Low profile PCI fits in any PCI slot Security with WEP and WPA using TKIP or AES