The sony 64gb uhs i 94mbsec sdxc card is designed for ultra high speed interface uhs i compatibility giving dslr users superb speed and high performance this 64gb uhs i sony sdxc card is a class 10 card with a read speed of 94mbs and write speed of 45mbs the uhs speed class 1 and class 10 memory card is recommended for raw or jpeg continuous shooting with digital slr cameras and is also capable of handling full hd or 3d recording when used with high end camcorders comes with a 5 year wa