Freecom ValueLoader VS-640 - 320-640 GB (8 x 40-80GB), External, Storage auto loader & library, Tape Cartridge, 320 GB, 640 GB, 8 cartridges DLT / LTO, Sequential or random cartridge, Performance in GB/Hr native/compressed): 10.8 / 21.6 Freecom ValueLoader VS-640 - 320-640 GB (8 x 40-80GB), External. Product type: Storage auto loader & library, Media type: Tape Cartridge. Native capacity: 320 GB, Compressed capacity: 640 GB, Media types supported: 8 cartridges DLT / LTO, Sequential or random cartridge. Supported data transfer rates: Performance in GB/Hr native/compressed): 10.8 / 21.6. Weight: 33.1 lbs (15 kg). Dimensions (WxDxH): 16.5 x 24 x 3.31" (419 x 609 x 84 mm)