A memory card is a flash memory. It is used in electronic devices such as digital cameras, mobile phones or video game consoles. The memory card can , store data, images, music, games or other computer files. Memory cards have no J moving parts so they are not easily damaged. They are more compact and portable than CDs or DVDs, and they can store more data than CDs. The data stored in the memory card can be read with the help of card reader.