The Piodata DVR-S21DBK is a decent CD/DVD burner ideal for both PC duplicator use. With outstanding compatibility and swift read/write speed, you can store or share your data efficiently. The sturdier components and stable burning make it extra durable and reliable, ensuring exceptional recording quality you can count on for various media. CD-R/RW, DVD-R/RW/RAM/ +R/RW +/-R DL M-DISC/+M SL read and write compatible, CD Family and DVD-ROM read compatible. Half-height Internal Super Multi Drive, Max. 24X DVD-R Write Speed. Provides you with flexibility and efficiency in terms of multimedia data storage and sharing. Built using sturdier components - Compared to alternative drives, this model was built using the true Japanese design and parts lists for a stronger and more reliable system. Stable burning throughout - Provides consistent and reliable burning of any file type for the duration of the duplication progress to ensure the recorded media has far greater reliability of playback or that the discs will successfully copy to begin with.