SEAGATE | Hdd 4 Tb Desktop Internal Hard Drive (5.8 X 4 X 1 Inches; 1.17934 Kilogram)Store as much desktop data as you need with 4TB capacity Store data faster with SATA 6Gb s interface that optimises burst performance Rest easy knowing your drive delivers dependable performance with Seagate AcuTracTM servo technology Seagate DiscWizard provides you with a means to effectively utilise your high capacity hard drives 5900rpm 3. 5 inch internal hard drive 64MB buffer size SPECIFICATIONS: Brand Seagate Item Height 26 Millimeters Item