Excerpt: A back-up SD card is used if the whole hard disk space is full . It would probably take a lengthy research paper, for me to illustrate all the facets of this camcorder. At more than a thousand dollars, it’s a pricey device but the quality of the captured video is simply priceless. Both novices like me, and professionals can use this camcorder. I therefore recommend it if you’re hunting for a no-frills, almost limitless way of capturing life.