But it's gets worse than that. Some devices will go much slower when you put a class card that is beyond its capability. Be sure your device notes Class 6 support or you may pay for speed and notice it's not so hot.
What is the difference between a Class 4 and Class 6 card if the capacity is the same, in this case 4GB?
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Take a look inside the house where we will be testing connected locks, thermostats and other smart home products so we can tell a complete story.