BESTRUNNER 128MB USB 2.0 Flash Memory Stick Pen Drive Storage Thumb U Disk Gift Capacity: 128MB(Not 128GB)!!!!! Interface: USB 2.0 Fast data transfer rate--Read: 15MB/sec & Write: 6MB/sec. Compatible with PC, Notebook, MAC Support Windows 7 / 8,Windows Vista,Windows 2000,Mac OS X, Linux.