VST Technologies 160GB USB Hard Drive (END160) System Requirements - Available USB port or Ethernet network ; CD-ROM Drive ; Windows 2000 or XP Interface - One USB 2.0 port and one RJ45 Ethernet port Transfer Rate - USB 2.0 High Speed - up to 480 Mb/s / Ethernet - 100 Mb/s (maximum) Umit Dimensions - 8.43 in X 4.76 in X 1.34 in Smartdisk 1-Year Warranty