The Hawking HM92U is a high performance 56Kbps V.92 USB Data/Fax Modem. It is a Play & Play USB modem - easy to install and use. The HM92U is intergrated with USB interface, which allows greater access to the PC system resources without an extra bulky power adapter, the USB powered. Fully compatible with Windows 98SE, ME, 2000, and XP. It has full compatibility with Windows 2000 Professional, 98 and ME operating systems. Just insert the provided Software Driver and Windows will automatically configure and installl itself.