PB Go 2.5" (USB 2.0) 500 GB

USB 2.0 - 5400 rpm - 8 MB Speicher - 2.5" - Hot Swappable

PB Go 2.5" (USB 3.0) 750 GB

USB 3.0 - SATA - 5400 rpm - 2.5" - Hot Swappable

PB GO 750GB

USB 2.0 - SATA - 5400 rpm - 2.5"