Product Name: SanDisk TF / MicroSD Memory Card

Capacity: 16GB class4 speed card

Use: used in mobile phones， GPS devices， portable music players， and flash memory.

According to SDA Association stated， Class is used to describe continuous marking the lowest transmission speed. In a continuous transmission speed 2MB / s or more titles CLASS 2， CLASS 4 is a continuous transfer rate of 4MB / s or more， CLASS 6 is a continuous transfer rate of 6MB / s or more. Currently the highest CLASS10. We need to be reminded that each memory card manufacturers in the use of CLASS degree mark also has its own speed specification standards. CLASS Level main reference value in the case of continuous recording， CLASS4 can use video HD 1080P situations. SanDisk SD card， read and write speeds of up theory 15MB / s， but still use the CLASS 4 mark. And some manufacturers， for the commercial purposes， CLASS grade level， to deceive unsuspecting consumers， the resulting image appears intermittently in the video， as the phenomenon. So when buying SD series， should pay attention to the actual read and write speed of the product， and not to look CALSS levels.
 

The SD / SDHC compatible reader will help and make sure you convert SD format SDHC format - for our cards and compatible host devices. Memory card based on the SD 2.0 specification is divided in terms of speed and performance grade 4 class. SDHC memory card is a highly secure stamp-sized flash memory card， available for the following kinds of digital products: digital music players， cell phones， handheld PCs (HPC)， digital cameras， digital video camcorders， smart phones， car navigation systems and electronic books， and in line with SD 2.00 specifications. SDHC card has a security feature for protection of copyrighted data.