The SD Speed Class Ratings specify a minimum sustained write speed for microSDHC Cards (Class 2: 2 MB/s; Class 4: 4 MB/s;) Capacity: 4 GB Class: 2 Integral microSDHC has a high storage capacity and fast data transfer so that you can store your digital content such as MP3s, high-resolution photos, high definition videos and more without the restrictions of memory card size and data write-speeds of the past microSDHC is currently available in performance class 4, created and defined by the SD Association to help consumers identify speed and performance capabilities/minimum requirements of microSDHC cards and the host device. Class is dependent on the write-speed of the card, the higher the “Class”, the faster the memory card The SD Speed Class Ratings specify a minimum sustained write speed for microSDHC Cards (Class 2: 2 MB/s; Class 4: 4 MB/s; Class 6: 6MB/s*) All Integral memory cards are optimised to work brilliantly in the latest microSDHC compatible device

4G 4GB Micro SD HC TF Memory Card Micro SD SDHC