Almost all cameras use removable memory cards to store photos and video. A few smaller devices use fixed in-built memory instead, but these are relatively rare. Memory card types Memory cards come in many different types, though many have slowly been phased out and others are very specialised. The most common type is the SD/SDHC/SDXC […]
This is a memory card speed rating adopted by higher end card makers for the video industry. A V30 card has a minimum sustained write speed of 30MB/s, a V60 card can capture date at 60MB/s and a V90 card can maintain a write speed of 90MB/s.