RDX Removable USB 3.0 Hard Disk Storage System makes data backups easier, more reliable, more secure and now even faster with certified USB 3.0 SuperSpeed. It is backward compatible with USB 2.0 systems while at USB 3.0 delivering transfer rates up to 230MBs per second. System uses rugged, removable disk cartridges and docking stations to back up data like a tape drive, with the instant access of a hard drive. It is a smart replacement for 8mm, VXA and DLT performance tapes. Its enterprise-class features provide the data protection of a large IT data center's, so it can support your company as it grows, and at an affordable price. As your data needs expand, you just add more removable disk cartridges.