Ask Us: What does a card's class rating mean?

By Alexandra Savvides on 23 September 2009

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There are a lot of numbers bandied about on your memory card, but what do class 2, 4 or 6 mean and which is better?

For more answers to commonly asked questions from readers, see our Ask Us video archive.

Topics: class, class 10, class rating, compact flash, memory cards, sdhc, digital camera, ask, mean, rating

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Comments (1)

  • JackiS commented on 16/10/2009 02:45 Report abuse

    How do I unlock my 6300 so I can use my 3 sim card?

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