Device Type Hard drive - hot-swap Capacity 6 TB Form Factor 3.5" LFF Interface SAS 12Gb/s Features Dual Port,advanced format 512e Bundled with HP SmartDrive carrier Drive Transfer Rate 1.2 GBps (external) Spindle Speed 7200 rpm Interfaces 2 x SAS 12 Gb/s Compatible Bay 3.5" LFF