Conceptronic Wi-Fi Finder & 54Mbps USB Adapter. Connectivity technology: Wireless, Host interface: USB, Interface: USB 2.0. Data transfer rate (max): 54 Mbit/s, Supported data transfer rates: 1 - 54 Mbps. Maximum operating distance: 120 m. Security algorithms supported: 64/128/256-bit WEP, WPA, WPA2. Power requirements: 3.7V, Compatible operating systems: Windows 2000/XP, Networking features: Wireless LAN