Typhoon USB2.0 4+1 Adapter Card. Connectivity technology: Wireless, Host interface: PCI. Data transfer rate (max): 480 Mbit/s. Certification: FCC Class B & CE. Minimum RAM: 64 MB, Minimum processor: Intel Pentium II+. Minimum system requirements: -1 x PCI ver2.1, Compatible operating systems: Windows 98 / SE / ME / 2000 / XP