HP RDX 2TB USB3.0 External Disk Backup System, Storage drive, RDX cartridge, USB 3.2 Gen 1 (3.1 Gen 1), 2:1, RDX, 2 TB HP RDX 2TB USB3.0 External Disk Backup System. Product type: Storage drive, Media type: RDX cartridge, Interface: USB 3.2 Gen 1 (3.1 Gen 1). Native capacity: 2 TB, Compressed capacity: 4 TB. Drive device, transfer rate: 200 MB/s. Width: 7.6" (193 mm), Depth: 11.3" (286 mm), Height: 5.87" (149 mm)