HP LTO-4 Ultrium 1840 SCSI (1) in 3U Rack-mount Kit. Native capacity: 1.6TB Compressed 2:1 GB. Drive device, buffer size: 128; Included. Data transfer rate: 864 Gbit/s. Standard interfaces: Ultra320 LVD SCSI. Dimensions (WxDxH): 427 x 584 x 132 mm, Weight: 15 kg