SimpleTech CompactFlash cards are the most popular form factor of flash storage used in embedded and consumer devices today. These removable, small-factor cards are ideal storage solutions for digital cameras, MP3 players, PDAs, palmtops, handheld PCs, and various industrial applications such as single-board computers, set-top boxes, and portable medical /diagnostic equipment. CompactFlash cards are about the size of a matchbook, weigh only half an ounce and can be used in PC Card slots by using a low-cost passive adapter.