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.

• Nonvolatile Solid-State Storage (no moving parts)
• Includes protective case
• Very low power consumption and automatic power saving
• Security level complies with both current and future Secure Digital Music Initiative (SDMI) portable device requirements
• New devices with SD Card slots will accept existing MultiMediaCards

• Cryptographic security for copyrighted data based on proven security concepts from DVD audio
• High transfer rate for fast copy/download
• 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
• New devices with SD Card slots will accept existing MultiMediaCards
• 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