Difference between Micro SD and Micro SDHC Cards
SDHC (Secure Digital High-Capacity) cards are flash memory cards with a minimum capacity of 4GB (gigabytes). SDHC cards provide removable memory for compatible digital devices including cameras, camcorders, PDAs, MP3 players and more. Secure Digital refers to a specific format within the flash card market.
The SDHC card use the Micro SDHC logo.
My computer isn’t recognizing the SDHC card…is the card crap or is my comp?
It is either the SDHC Card is spoilt or your computer card reader is faulty. Insert the SDHC to a mobile phone or try it on your friend computer to verify the SDHC you bought is good or faulty.