DVD-RW is applied to a wide range of product lines in consumer electronics. The most fundamental concept behind DVD-RW is that the disc is highly compatible with read-only DVD discs. Therefore the basic playback specifications of DVD-RW discs after recording are the same as those for DVD-ROM discs. It can be re-written up to about 1000 times. 4.7GB DVD-RW can be recorded by MPEG-2 for 2 hours. High reliability high-durability.