Kingston Digital 32 GB microSDHC Flash Memory Card SDC4/32GB Compliant  with the SD Specification Version 2.00 (Class 4) and with the SD Specification Version 3.00 (Class 10) Versatile  when combined with the adapter, can be used as a full-size SDHC card Compatible  with microSDHC host devices; not compatible with standard microSD-enabled device/readers File Format  FAT 32 Reliable  lifetime warranty High-Speed Class Rating  Class 4: 4MB/sec. minimum data transfer rate