The HDDR250E02X 250 Gbyte USB 2.0 portable external hard drive is said to have the highest capacity available in this form factor. Bundled with NTI Shadow software for backing up critical files, the drive is also available in 120-, 160-, and 200-Gbtye formats.

The 0.94 x 3.5 x 5.6-in. units are compatible with Windows 2000/XP/Vista and Macintosh OS X 10.3.9 or later. The drives feature a patent-pending shock mounting system and a ventilated black aluminum housing.