MicroSd és MicroSDHC között mi a különbség?

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SDSC "The first-generation Secure Digital (SDSC or Secure Digital Standard Capacity)"

SDHC "The Secure Digital High Capacity (SDHC) format, announced in January 2006 and defined in version 2.0 of the SD specification, supports cards with capacities up to 32 GB."

SDXC "The Secure Digital eXtended Capacity (SDXC) format, announced in January 2009 and defined in version 3.01 of the SD specification, supports cards up to 2 TB (2048 GB), compared to a limit of 32 GB for SDHC cards in the SD 2.0 specification."