Reliable - When it comes to data protection, it's safety first. Tape has proved itself a reliable medium, and tape drives themselves have never been more reliableThe HP StorageWorks DLT vs40/80 and the the HP Surestore DLT vs80 are half height drives for mid range servers. These drives offer twice the native capacity (40 GB per cartridge) and native transfer rate (up to 3 MB/s).The HP Surestore DLT vs80 provides affordable backup to IT managers with mid-range servers. The 6 MB/s compressed transfer rate completes an 80 GB backup in less than 4 hours. DLT technology appeals to customers looking for reliable backup.