Hard disk speed: 5400rpm
Hard drive size: 2.5 inches
Cache capacity: 8MB
Indicator light: Yes
Shell material: metal
Shell color; black, blue, red
Capacity: 20GB, 40GB, 60GB, 80GB, 120GB, 160GB, 250GB, 320GB, 500GB, 750GB, 1TB, 100GB, 640
Interface: USB 2.0, USB 3.0