Many brand for DVDRW Drive(DVDwriter, DVD-RW) specifications are as following:

Internal drive (double layer)

Write speed: 18x double layer, 18x DVD±R, 52x CD-R

Rewrite speed: 12x DVD+RW, 16x DVD+RW, 32x CD-RW

Read speed: 22x DVD-ROM; 52x CD-ROM

LightScribe disc labeling technology

Compatibility: desktop PCs only

One-year warranty