Every mobile phone comes with a built-in memory that is embedded in it. However, this memory becomes inadequate in most of the cases. To overcome this shortage of memory, every mobile phone comes with an option to extend its memory. You attach external memory using devices called memory cards. Memory card is a great savior to prevent shortage of memory in your mobile phone.

Memory cards come in different sizes with different storage capacities. For different devices like digital cameras, PCs, gaming device or cell phone, there are different types of cards used. For cell phones, memory cards of smaller size are used. These cards are called mini SD cards and microSD cards. These cards have multimedia capabilities.

There are various types of memory cards available in the market for various needs. It can be a daunting task to choose a right memory card for your mobile phones. Your mobile phone can be the source of great fun and entertainment provided it has a right memory card to match your storage requirements.

While purchasing a mobile memory card, the most important parameter to be considered is the speed of the card. Speed of the memory card refers to the speed of the card to retrieve the files from it or store files on the memory card. Speed of a memory card is referred in terms of nX. N refers to a positive whole number and X for 150 kilobytes/second.

In most of the memory card NAND Flash technology is used. This technology does not involve moving parts and it avoids data reading errors. At the same time, it is not volatile. You can rely on the memory cards.

Though memory cards are used with various devices like digital cameras, music players, PDA, they are essential accessory for the mobile phones. Some of the popular memory cards used with mobile phones are listed below. Secure Digital (SD) Memory cards are very fast and efficient among all.

Memory Sticks are compatible with Sony products such as Sony Ericsson mobile phones, Sony Digi Cams and Sony PDAs. For different uses, there are different types of memory sticks.

Though there is large variety of Memory Cards available in the market, you need to buy the one that is compatible with type of your mobile phone. There is RS MMC memory cards used with Nokia phones. Other memory cards include Compact Flash cards, MicroDrive or MMC Micro Memory cards and others.

To cater the ever increasing demands and needs of the users, manufacturers are designing memory cards with more innovative designs.