HP DAT 72 USB External Tape Drive, StorageWorks. Compressed capacity: 72 GB. Backup rate compressed performance: 21.6 GB/h. Drive device, buffer size: 8 MB. Dimensions (WxDxH): 224.8 x 320 x 279.9 mm, Form factor: 5.25", Weight: 2.27 kg. Colour of product: Black