Smart Buy Micro SDHC Class 4 TF Flash Memory Card SD HC C4 For Camera Mobile Phone Tab GPS MP3 TV + Adapter + Mini Case (16GB (5-Pack)) Brand New MicroSDHC 32GB 16GB 8GB 4GB Class 4 Flash Memory Card Built-in Error Correcting Code (ECC) to detect and correct transfer errors. Supports Content Protection for Recordable Media (CPRM). Allows In System Programming (ISP) for updating firmware. Support auto-standby, power-off and sleep modes. Waterproof, Temperature Proof, X-Ray proof. Support FAT32 (SDHC) file system. Packaging: Retail Box Package (Card + Adapter + Mini Case). Warranty: 2 Years (Undercover by Smartbuy-Depot)