The card is not bad, and provides the following performance
determined with h2testw V1.4
Usable memory: 30.4 GB - because I have seen less.
Letter: 7.15 MB / sec
Read: 10.8 MB / sec
The writing speed is full for a Class 4 of this size in order,
Read speeds I know about twice as fast in my collection.
For my MP3 player's reached all.
Fits.
Gruss, Rounder6