Specs Family: CinemaStar Z7K500-320 Capacity: 320 GB 625,142,448 LBA Model: HTE723232A7A364 2.5-inch disks; 7200 RPM; 7mm thickness(low profile); 6Gb/s SATA interface; 32MB cache buffer; Self-encrypting models for data security; Max Areal Density: 630 Gbits/sq. in.; Seek/read time ...