SD card:
Specifaction:
"1. Number of Pins: 11pins
2. Dimensions: 20*21.5*4MM
3. Weighs less than 1 gram and about half the size of a stamp
4. Available in a variety of high capacities
5. High transfer rate for fast download and copy
6. Low power consumption, maximized battery life
7. Selectable write protect switch: Protects data overwrite
8.100% compatible with digital devices that use secure digital
9. Highly durable: Store, erase and reuse
10. Tough: Designed to withstand rugged weather
11. Security level complies with SDMI portable device work with existing SD card slots