OCZ Rally2 Dual Channel 16 GB Flash USB 2.0 Flash Drive OCZUSBR2DC-16GB High Speed USB 2.0 Certified /Dual Channel Technology True Plug and Play (Compatible with MAC OS X) Orange LED Status Light/ Aluminum Chassis 512MB - 32GB: Up to 32-35MB/s (read), 8-15MB/s (write)/ 64GB: Up to 30-35MB/s (read), 15-20MB/s (write) Available in 1GB, 2GB, 4GB, 8GB, 32GB, and 64GB capacities