Massive storage capacity of up to 1.3TB compressed (500GB native). Fast 30MB/sec native transfer rate provided by Helical Scanning System. High-density recording & reliability with AME (Advanced Metal Evaporated) tape. Innovative cartridge mechanism improves loading/unloading of tape. Available in Write-Once Read-Many (WORM) format to protect valuable data against accidental erasure & prevent alteration of archived data files.