HP StorageWorks Ultrium 960 SCSI (1) in 3U Rack-mount Kit. Native capacity: 400 GB, Compressed capacity: 800 GB. Drive device, buffer size: 128 MB. Burst transfer rate: 320 MB/s, Data transfer rate: 576 Gbit/s. Standard interfaces: Ultra 320 SCSI. Operating relative humidity range: 20 - 80 %, Operating temperature range (T-T): 10 - 40 °C, Storage temperature range (T-T): -40 - 66 °C