SanDisk TF (MicroSD) memory card C10 A1 Extreme High Speed Mobile Read speed 98MB/s 16G 32G 64G 128G 200G 256G 400G 512G
Speed:
16GB/32GB--------------------------MicroSDHC, Class10,A1,Max Read speed to 98MB/s;
64GB/128GB/200GB/256GB-----MicroSDXC, Class10,A1,Max Read speed to 100MB/s;
About capacity:
16GB=approximately 14GB~14.6GB
32GB=approximately 28GB~30GB
64GB=approximately 58GB~60GB
128GB=approximately 115GB~119GB
200GB=approximately 180GB~186GB
256GB=approximately 228GB~238GB
*This is calculation difference between manufacturer and our PC, please Google 'Memory card capacity' to get more information