LaCie 300976U d2 500 GB eSATA II External Hard Drive Designed for speed-demanding multimedia professionals; ideal for large-volume backup & audio/video editing Blazing-fast native 3 Gbits/s SATA II bus speed SATA II technology boasts easy installation and configuration, improved reliability, and improved cable and external eSATA connectors Rotational speeds of up to 7,200 rpm and a 16MB cache size; drive design naturally dissipates internal drive heat Comes with SATA II cable, power supply, and backup software