AMA(TM) 32GB Guitar USB 2.0 Flash Memory Stick Drive Storage Thumb U Disk (Khaki) Compatible with USB 2.0 ; Compatible with PC, notebook, MAC Capacity: 32GB Speeds of up to for handling your large photos, videos, or other files in a fraction of the time Supports Windows 7 / 8 / 98 / Me / 2000 / XP / Vista / Linux 2.4, Mac OS 9.0 And above Etc Computer operating systems Effect of U disk read and write speed will be affected by temperature and transport