The HP Storage Works D2D Backup Systems provide disk-based data protection for small or medium-sized data centers & distributed environments. The D2D Backup Systems feature HP Dynamic deduplication allowing you to retain up to 50x more data on the same disk providing efficient storage & fast restore, enabling low bandwidth replication over a WAN for cost-effective off-site backup & recovery. Integrating into your existing environment, it works with your backup software to automate & consolidate the backup multiple servers onto a single, intelligent, rack-mountable device.