... custom usb flash drive 1,Storage Capacity:128MB-64GB 2,chip:usb flash drive 3. ... OEM package, standard OPP bag. [Product description] Storage Capacity64MB,128MB,256MB,512MB 1GB,2GB, 4GB, 8GB, 16G,32GB, 64GB ... 2.0 certified, USB 3.0Operating systemWindows 98/SE, Windows ME,2000,XP and Mac OS9.1Driversonly ... Windows 98/SE needs the driverData transfer speed10MB/s-15MB/s ...