My Book Essential 400 GB, 7200 RPM, 16 MB, USB 2.0
Western Digital My Book Essential 400 GB, 7200 RPM, 16 MB, USB 2.0, 400 GB, 2.0, 7200 RPM, Black
Western Digital My Book Essential 400 GB, 7200 RPM, 16 MB, USB 2.0. Hard drive capacity: 400 GB. USB version: 2.0. Hard drive speed: 7200 RPM. Product colour: Black