HP Ultrium 448 SCSI Internal Tape Drive. Native capacity: 400 Compressed 2:1 GB. Drive device, buffer size: 64; Included. Data transfer rate: 173 Gbit/s. Standard interfaces: Ultra160 LVD SCSI. Dimensions (WxDxH): 213 x 41.5 x 148 mm, Weight: 1.45 kg