SD4.0 memory card introduction
The MICRODIA 512GB SD4.0 flash memory card went on sale at the CP+ Conference in Japan on February 15, 2015
January 30, 2015, The United States -- MICRODIA MGM Semiconductor Co., Ltd. unveiled its new SDXC flash memory card at the Camera and Image World Show CP+ in Yokohama, Japan, and accepted orders to sell it.
Speed requirements
As previously announced, the XTRA Elite Titanium Series SDXC flash memory card is several times faster than current flash CARDS. It can read and write as fast as 300MB/s. This speed is available for all types of photographers and cameramen who focus on write speed.