Memory card

Memory cards are solid-state electronic flash memory storage devices used with cameras, handheld and laptop computers, phones, music players and other electronics. They offer re-recordability, power-free storage, small form factor and rugged environmental specifications.

Name	Acronym	Form Factor
CompactFlash I[?]	CF-I	43x36x3.3mm
CompactFlash II[?]	CF-II	43x36x5.5mm
SmartMedia Card[?]	SMC	45x37x0.76mm
Multimedia Card[?]	MMC	32x24x1.5mm
Secure Digital Card[?]	sD	32x24x2.1mm
Extreme Digital Card[?]	xD	20x25x1.7mm