| Providing you with storage for your digital | | | | Mini SD cards and Micro SD Cards are the |
| cameras, cellphones and PDAs, SD card (Secure | | | | miniature variations of the SD Card. They |
| Digital Memory Card) offers extra space to | | | | were introduced with dramatically smaller |
| store data, images, and files. It is a flash | | | | footprints: the former in 2003 and the later |
| memory card that uses 32x24mm form factor | | | | in 2005. Electrically, as well as software |
| like the Multi-MediaCard (MMC). But it | | | | compatible, both these variations fit into a |
| differs from the later in the sense that it | | | | regular SD slot via an adapter. One of the |
| is slightly thicker (2.1mm vs. 1.4mm), and | | | | great things about these cards is that the |
| its readers accept both formats. These cards | | | | user can choose the size, as well as the |
| are available with a storage capacity of up | | | | quantity to have on hand, according to his |
| to 4GB. | | | | needs and budget. |
| | | | |
| SD Cards support encryption and content | | | | One thing to be remembered while buying SD |
| protection that is indicated by the word | | | | cards: if the resolution of your digital |
| 'Secured'. A user can ensure that the data he | | | | camera is high, you need a high capacity |
| has stored are secured unless and until he | | | | memory card. It cannot be determined as to |
| takes the necessary steps to unprotect them. | | | | how many images you can store on a particular |
| Thus, SD cards offer the benefit of 'write | | | | memory card. It depends on various things |
| protection'. So, fears of accidentally losing | | | | like: the kind of the images, their file type |
| or changing data can be eliminated by using | | | | and the compression rate per photograph. |
| these cards. Still, these are used for | | | | Typically, a 128 or 256 megabyte card is |
| regular storage due to their small size and | | | | sufficient for an average photographer who |
| fast transfer rate. | | | | use a 3-5 mega pixel camera. |
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