What are CF (Compact Flash) memory cards?
CF memory cards are the second most popular format of memory cards in use and are used by a significant number of Digital SLR cameras. There are 2 types of CF cards: Type I (3.3 mm thick) and CF Type II (5 mm thick). CF cards come in a variety of storage capacities, from 1GB all the way up to 16GB. CF cards above 2GB use the FAT32 file system.