Buffalo had just showcased its new type of SD memory card, RSDU which not only able to be read by memory card reader but as well as USB connection. How it works? Remove the small piece of cap on the RSDU card and plug it into the USB connection. You are done! RSDU is available in wide storage capacity from 256MB to 2GB. It works with all digital camera's, PDA's, music player's and so on. It has the same stamp size (24 x 32mm) with the normal SD card. RSDU will be available on the street in mid of July. No words on the pricing yet.