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Technosaurus
CNET.co.uk's guide to all the must-know terms and evolving technologies
SD card (Secure Digital card)
A flash-memory card that provides portable storage for electronic devices such as digital cameras, PDAs, audio players, video recorders and mobile phones. SD cards are small (about the size of a postage stamp), rugged and feature a high data transfer rate and low power usage. They can hold up to 512MB of data.
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