Sony 4GB Class 4 Micro SDHC Memory Card (SR4A4/TQMN) Up to 15MB/s transfer speed File rescue downloadable software helps recover photos and videos that have been accidentally damaged or deleted Micro SDHC Memory cards have been tested to achieve high levels of reliability and data integrity Micro SDHC Memory cards are water proof and are designed to perform under a wide range of operating temperatures Compatible with Micro SDHC devices Expands the storage on tablets and mobile devices Includes supplied adapter for use in SDHC compatible devices