Designed for microSD devices that can capture Full HD video and high-resolution photos, the 32GB UHS-I microSDHC Memory Card from Hoodman has a capacity of 32GB, is compatible with the UHS-I bus, and supports the U1 standard, which guarantees minimum write speeds of 10 MB/s. If your device doesn't support the U1 standard, this microSDHC card also supports the Class 10 standard, which also guarantees minimum write speeds of 10 MB/s. Maximum read speeds are supported up to 100 MB/s and maximum write speeds are supported up to 90 MB/s. Hoodman has built this microSDHC card to be waterproof and so that it may be used in standard SD card slots, a microSD to SD adapter is included.