The SD Card is a highly secure stamp-sized flash memory card. Jointly developed by Matsushita Electronic (best known for its Panasonic brand name products), SanDisk and Toshiba, the SD Card weighs approximately two grams. The SD Card can be used in a variety of digital products; digital music players, cellular phones, handheld PCs (HPCs), digital cameras, digital video camcorders, smart phones, car navigation systems and electronic books. Advanced Features:

Fast transfer rate forreliable copy/download/backup

High storage capacity

Non-volatile solid-state; no moving parts maximizes battery power. Data is not lost when power is turned off
Low battery consumption to maximize battery life in small portable devices
User selectable mechanical write protect switch on the exterior card casing
Operating shock rating of 2,000Gs, equivalent to a 10-foot drop to the floor
Security level complies with both current and future Secure Digital Music Initiative (SDMI) portable device requirements