For example, a class 2 card can be marked and sold as class 6, which costs quite a bit more.
Not only can you check the OEM ID, you can also run read/write benchmarks to really know the performance. You don't need this all the time, but you will sue it a few times here and there.
Rating: try it!
http://www.appbrain.com/app/sd-tools/ales.veluscek.sdtools




