TS8GUSDC10I 8 GB MicroSD High Capacity (microSDHC) - 1 Card 8GB Industrial-Grade microSDHC CL10 memory card From Transcend - one of the world's leading memory brands Extended temperature range from -40C to 85C High speed data transfer up to 18MB/sec (read) and 15MB/sec (write) Manufactured with brand-name MLC NAND Flash chips for extra long life and stability