DVD Rewriter - Max. 24X DVD-R Write Speed - Super-Multi: CD-R/RW/DVD-R/-R/DL/-RW/ R/ R DL/ RW/RAM Read and Write Compatible, CD Family and DVD-ROM Read Compatible - M-DISC Support - 0.5MB Buffer Memory LG (Hitachi-LG) Super-Multi GH24NSD5.ARAA10BB internal SATA DVD rewriter with a 24x DVDR write speed and built in SecureDisc technology that allows you to protect and share data securely. Designed for storage needs that demand consistency, the GH24NSD5 can read and write in CD, DVDR, DVDRW, and DVD RAM formats. Write Speed - DVD-R: 24x - DVD R: 24x - DVD-RW: 6x - DVD RW: 8x - DVD-RAM: 12x - DVD-R DL: 12x - DVD R DL: 12x - CD-R: 48x - CD-RW: 32x Read Speed - DVD-R: 16x - DVD-RW: 12x - DVD-RAM: 12x - CD-R: 48x - CD-RW: 40x - CD-ROM: 48x