Transcend high capacity, high performance memory cards microSDHC Class 6 is fully compatible with SD version 2.0 and comply with the Class 6 speed standards, offering guaranteed write speed of at least 6 MB / s to ensure the device is fast and responsive, while saving copying, recording or viewing files. Its extra capacity for storage of large lets you use your portable device more efficient, and the convenience of being able to store hundreds of music files, video clips, photos, games and personal information. Transcend Micro SDHC Class 6 memory cards are the ideal addition to your mobile phone, game console, GPS, or other portable device. The microSDHC cards only work with SDHC compatible devices. Please make science