This is a Wi-Fi built-in SD memory card. A 16GB Wi-Fi built-in memory card, compatible with CLASS 10 for high-speed transfer. - Model Name: Eye-Fi ProX2 - Storage Capacity: 16GB - Wi-Fi Function: Built-in - Class: CLASS 10 - Accessories: USB card reader, setup guide Thank you for viewing. The contents are as shown in the photos. Please confirm the condition of the actual product, such as stains and discoloration, thoroughly in the photos, as it has been stored at home by a non-professional. If you are concerned about this, please refrain from purchasing and make your purchase only after you are satisfied. Returns are not accepted to prevent any trouble. We do not offer layaway. Even during price negotiations or while someone is asking questions, we will prioritize the person who purchases first, so please understand. Immediate purchase is OK.