256 GB , Type MicroSDXC , Read speed 100 MB/s , Write speed 45 MB/s , UHS Speed Class Class 3 (U3) , Video Speed Class V30 , Flash memory class Class 10 , Colour Black/Blue , Operating temperature (T-T) 0 - 70 °C , Width 101 mm , Depth 140 mm , Height 5 mm , Weight 16 g , Memory adapter included SD