Designed for netbook or notebook users, the high-performance Lexar Echo ZX backup drive is an always-ready, low-profile backup solution that automatically backs up and protects your essential files on the go. Built-in Lexar Echo backup software activates as soon as it"s plugged in, to securely and automatically protect files with 128-bit AES encryption, while the drive"s plug-and-stay design allows you to easily plug it into your system-and keep it there-for ongoing, automatic file backup. The drive is available in 8GB, 16GB, and 32GB capacities, with speeds up to 28MB/s read and 15MB/s write. Compatible with both PC and Mac systems. Two-year limited warranty.