The DRW-24F1ST 24x Internal SATA Multi DVD Writer from ASUS is a Windows 8, 7, Vista, and XP compatible optical drive that supports a broad range of 8 and 12cm media, including DVD±R (SL/DL), DVD±RW, DVD-ROM (SL/DL), DVD-RAM, CD-R, CD-RW, and CD-ROM. It features a maximum DVD write speed of 24x, a maximum DVD read speed of 16x, and a maximum CD write speed of 48x. It also supports DVD playback at 6x and Audio CD and VCD playback at 16x. This optical drive mounts within your system's 5.25" drive bay using a SATA connection and is also equipped with access times of 130 ms for DVDs and 170 ms for CDs. The DRW-24F1ST also utilizes E-Green technology which auto-closes the drive application when it is not in use, helping to reduce power consumption. This Asus DRW-24F1ST comes with a combo kit that includes a 4 Pin to 2 SATA power cable which splits into 2 SATA connectors -- allowing 2 drives to be powered. The combo kit also comes with 4 screws to lock in your drive and a Nero12 Essentials program.