Buffer Size:256 MB Storage Device:LTO Ultrium 5 Storage / Interface Type:SAS Storage Removable Capacity (Native):1.5 TB Storage Removable Capacity (Compressed):3 TB Storage / Form Factor:5.25" Recording Standard:LTO-5 Ultrium 3000 Width:15.35 Inch Depth:18.5 Inch Height:11.42 Inch