Product parameters: Interface type: USB 2.0 Installer: No driver type (except WINDOWS98SE) Error correction function: yes Disk specification: 12 CM Size: 14.3 cm * 14.5 cm * 1.5 cm (5.6 inches * 5.7 inches * 0.59 inches) Reading speed: maximum CD reading speed 24X, maximum DVD reading speed 8X Recording speed: Maximum CD recording speed 24X, does not support DVD recording Installable system: XP/WIN7/WIN8/WIN10 etc. Supported operating system: MaCOSX WIN98SE/ME/2000/XP WIN7 or WIN8/WIN10 Scope of application: compatible notebooks, laptops and PCs. Recording speed: DVD-R: 8X; DVD-RW: 4X; DVD+R: 8X; DVD+RW: 4X; DVD+DL(D9): 4X; DVD-DL: 4X; CD-R: 24X; CD-RW: 16X Reading speed: DVD-R: 8X; DVD-RW: 6X; DVD+R: 8X; DVD+RW: 6X; CD-RW: 16X; Disc: 24X; Readable DVD-RAM Package weight: 400g Packing size: 145*150*20mm Notes: Plug and play, simply connect it to any Ultrabook, Netbook or PC via the USB connector and it will automatically play discs. This is a plug-in ultra-optical drive without any eject button, if you want to eject the disc: In Windows system, please right-click to eject the disk. In Mac system: 1. There is an upward-pointing triangle in the upper right corner of the keyboard. Below is a cross, click on it and 0.2 will appear. Select the CD you want to eject on the desktop and press Apple Key (Command key) + E to eject. 3. Restart the computer and immediately press C (before the screen turns on) to eject. Package included: 1x USB CD drive (CD not included) 1x user manual