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DVD stands for "Digital Versatile Disc." The recordable and rewritable concept is the same as with a CD-R/RW drive, but in addition to recording photos and music files onto blank discs, DVDR/ RW drives can also record video or movie files. DVD discs have a greater capacity for storage than CD discs. There are five different formats available which are listed below. DVD-R : This was the original recordable DVD format and is the most compatible of all the DVD formats with DVD ROMs and home DVD players. DVD-R is a WORM (Write Once Read Many) format DVD that will hold upto 4.7GB of data. It is the cheapest of the recordable DVD discs to buy but like CDR's you can not erase it or rewrite to it. DVD-RW : A DVD-RW disc will hold upto 4.7Gb of data, and can be written, erased and rewritten about 1000 times each. Unfortunately before you can rewrite to a DVD-RW you must erase the entire disc. Also DVD-RW's are not compatible with some DVD players and DVD ROM drives. DVD+R : This is the newest WORM (Write Once Read Man

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