the SD Card can be divided into three types, which are divided by ability to hold the following information:
1. SD Card (Secure. Digital) with capacities ranging from 4 MB to 4 GB card is enabled consumer electronics devices that do not need a lot of capacity
2. SDHC Card (Secure Digital High Capacity) memory cards with a capacity of 4 GB to 32GB with the use of electronic devices where a new capacity to store more data
3. SDXC Card (Secure Digital eXtended Capacity) memory cards with capacities ranging from 32 GB up to 2 TB of cards we will find use with cameras that require high-resolution, most cards SDXC Card is a card. with high data transfer rates, which are at a level 10 U 1
transfers the data and write it to the SD Card can be graded. The reference number that can be seen by the SD Card, whose numbers are as follows:
- Class 2 data transfer minimum speed of 2 MB / sec and has a top speed of 8 MB / sec
- Class 4 data transfer minimum. the speed of 4 MB / sec and has a top speed of 15 MB / sec for consumer electronics devices. Speed Level 4 is the speed used with Memory Card which is sold in the market
- Class 6 transfer the minimum speed 6 MB / sec and has a top speed of 20 MB / s
- Class 10 data transfer process. low speed is 10 MB / sec and has a top speed of 30 MB / s
- Class 10 U 1 is No. 1 is contained within the U has the ability to transfer the minimum speed is 104 MB / s and a. top speed of 300 MB / sec.