LaCie USB External Pocket Floppy Disk Drive ( PC / Mac ) Power is derived from the USB bus, so no AC adapter or search for the nearest wall plug will be a factor in your day USB interface means simple setup, plug and play convenience, for quick and easy data exchange Data Transfer Rate - 250- 500 Kbps Weight - 280 grams System Requirements - Windows 98SE / Millennium / 2000 / XP or Mac OS 8.6 / 9.x & 10.1