Sandisk Ultra USB 3.0 Flash Drive (SDCZ48-016G-A46) Protects Private Files With Sandisk Secureaccess(tm) Software Password Protection Uses 128-bit Aes Encryption & Is Supported By Windows(r) Xp, Vista(r), 7, 8 & Mac(r) Os X V10.5+ Usb 3.0-enabled & Usb 2.0-compatible Read Speeds Up To 80mbs 16gb