Kingmax company from Taiwan has showcased microSDXC 64GB memory card first in the industry. Class 6 Card offers a minimum transfer speed of 6MB per second and meet the SD 3.0 specification in a format that is much smaller. This device uses wear-leveling algorithms to extend the period of his life.
Also inside there is an error correction features to ensure the card is not damaged during use. There is no information on exactly when this card will be marketed or how much, though prices tend to be high even compared to the normal size SDXC card. Currently, very few mobile phones and other devices that support microSDXC card.