Hard Drive / Capacity:900 GB Hard Drive / Spindle Speed:10000 RPM Width:7 Inch Depth:9 Inch Height:4.63 Inch Hard Drive / Interface Type:SAS Hard Drive / Size:2.5" Hard Drive / Data Transfer Rate:6 GBps Storage Controller Type:Serial Attached SCSI Service & Support Type:3 year warranty SAS 900GB 10000rpm