About the size of a common postage stamp, the NCP? SD memory card is a "non-volatile" device which means that it does not require power to retain the informations stored inside. The SD memory cards are solid state devices, so thereare no moving parts to break down or waer out. Offering great versatility, the SD card is poised to combine fast transfer speed with high storage capacity. There easy-to-use secure memory cards can be used in a house of digital devices ranging from digital still cameras to MP3 players to PDAs and more.
Furthermore, the SD cards provide key enhancements over existing flash cards such as cryptographic security, improved protection of copyright data, a high data transfer rate for fast read/write, and high storage capacities.