... USB 3.0 Portable Hard Drive Model Number: G32.5” USB 3.0 Portable Hard DriveProduct Features:·Economical 2.5” USB 3.0 portable hard drive;·Super Speed 3.0 ... ;·Data Interface: USB 3.0 and USB 2.0;·HDD Rotational Speed: 5400r/m;·Disk Cache Size: 8 MB;·USB 3.0 Real Data Transfer ... 250GB, 320GB, 500GB, 640GB, 750GB, 1TB;·Accessories: 1 USB 3.0 Data Cable, 1 carrying pouch, 1 user manual, 1 warranty card, ...