Compatible with today's most popular cell phones and portable devices. Includes a full size SD adapter for multi-use or data transfer. Exceptional durability of 10,000 insertion and long-life data retention. Limited lifetime Warranty, the data host you can trust. Ships in Certified Frustration-Free Packaging. Built-in Error Correcting Code (ECC) to detect and correct transfer errors. Complies with Secure Digital Music Initiative (SDMI) portable device requirements.