... capacity 3) CE & RoHs available Model: M588Crystal and Metal usb flash drive Specifications:Capacity: 32M,64M,128M,256M,512M,1G,2G,4G ... ,32GData Retention: over 10 yearsMore than 1,000,000 times data encryptionSpeed: Read: 10MB(USB2.0)Write: 4MB(USB2.0)Multiple ... : EMS,DHL ,AIR DELIVERY,etc.picture: Crystal and Metal usb flash drive