What is a Memory Card?

SD card memory card is an independent storage medium used in mobile phones, digital cameras, portable computers, MP3s and other digital products. It is generally in the form of a card, so it is collectively referred to as "memory card", "Digital Memory Card", "Memory Card", etc.

Use of memory card

1. For storing photos on digital cameras.

2. Used to store music, files, movies and videos on mobile phones.

3. For storing video on a DV (digital video camera).

4. Used to store data on GPS.

5. Used to store program software on industrial control.

6. For MP3, MP4, digital voice recorder, etc.

Memory card precautions

Note the following points when purchasing a memory card:

1.Compatibility

Just like DIY computer hardware, memory cards also have compatibility issues. There are also some incompatibilities between different brands of memory cards and digital cameras. Mainly manifested in the long time of card reading, long access speed, or the phenomenon of crashes. Therefore, when you buy a memory card, you must remember the model of the memory card corresponding to the machine. It's safer to bring the machine to try it yourself.

2.Packaging and appearance workmanship

Pay attention to whether the printing quality of the package is clear and whether there are anti-counterfeiting labels. If you can use 800 to check the authenticity, it is best to call and ask, and then check the overall manufacturing of the card. Whether the burr and the chamfer are even.

3.Warranty time

The general miscellaneous brand is a one-year warranty, and large factories like SANDISK generally provide a five-year warranty, so when buying a machine, you must ask the warranty time of the memory card you purchased, and ask for the relevant invoice receipt. necessary. 6. Memory card is suitable for mobile phones and other mobile devices generally have 1G.2G.4G.8G.16G.32G.