Have 10 32GB bestelt for my Panasonic Camcorder HC-X909 me the Transcend Extreme Speed SDHC Class. It was important that it can process the write suspend the high amount of data without. Since the HC-X909 AVCHC processed 1080p fall on huge amounts of data. The card could anstanslos store everything on film and image data. Super price-performance ratio and fast delivery. I addition, I am already an 8GB memory card from Transcend with the also very satisfied. I can only recommend.