USB Flash Drive 1GB, BOKOLI Cartoon Guitar USB 2.0 Flash Enough Memory Stick Storage Compact, slim, and light weight ,Compatible with USB 2.0 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 Speed: Writing Average 10-12MB/Sec Speed:Reading Average 3-5MB/Sec Effect of U disk read and write speed will be affected by temperature and transport