What is CompactFlash card (CF card)?

This definition explains the meaning of CompactFlash card (CF card), how it saves data to a mass storage device and future technology trends.
A CompactFlash card (CF card) is a memory card format developed by SanDisk in 1994 that uses flash memory technology to store data on a very small portable device.

JUZHUO Extreme 256MB Compact Flash Memory Card Original Camera Card CF Card

SanDisk 32GB Extreme CompactFlash Memory Card SDCFXS-032G-A46

Compact Flash Card 32MB 64MB 128MB 256MB 512MB 1GB 2GB 4GB 8GB Compactflash Memory Card CF

Sandisk Extreme Pro Compactflash Card 160mb/s 64gb SDCFXPS-064G-X46

Integral Single Slot USB Compact Flash Card Reader US$9.79

Professional, 64GB, UDMA 7, 160MB/s, Compact Flash Card - MANPROCF64

WL54-CF - WL54-CF 802.11g Wireless CompactFlash Card

Extreme 16GB Compact Flash Memory Card UDMA Speed Up to 60MB/s SLR Camera CF Cards

Is the Evolution of Compact Flash Media the End of the SD Card?

TS1GCF220I Transcend, Transcend CF220I CompactFlash Industrial 1 GB SLC Compact Flash Card, 124-9675

Inserting and Removing Compact Flash Memory Card

Transcend Information 512mb Compact Flash Card Cf300 Cf Card