Dell DVD/RW 9.5 8X (WFMC7) is an internal DVD writer for reading and recording optical discs. Its 9.5 mm form factor describes the compact drive format, while the listed 8x writing speed is suited to creating discs for data storage or playback.
The listing specifies support for DVD-R, DVD-RW, DVD+R and DVD+RW media. This gives the drive options for working with both plus and minus DVD formats. The product reference WFMC7 identifies this particular Dell drive.