LaCie 301825U d2 Quadra 500 GB eSATA/FireWire800/FireWire400/USB 2.0 External Hard Disk All-in-one external drive with 500 GB capacity and quadruple interface for full Mac and PC compatibility Includes eSATA 3 Gbit port; 2 FireWire 800 ports (9-pin); FireWire 400 port (6-pin); USB 2.0 port; and cables for each connection Fanless ridged design by Neil Poulton for cool, quiet operation 7200 rpm spin speed and 16 MB caches; ideal of demanding multi-media applications Measures 1.7x6.3x6.8 inches (WxHxD); weighs 3.31 pounds; 3-year limited warranty