Product Parameters:/ Interface Type: USB 2.0/ Installer: No driver type (except WINDOWS98SE)/ Error correction function: yes/ Disk specification: 12CM/ Size: 14.3cm * 14.5cm * 1.5cm (5.6in * 5.7in * 0.59in)/ Reading Speed: 24X Max CD Read Speed, Max DVD Read Speed 8X/ Recording Speed: 24X maximum CD recording speed, 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 laptops, notebooks 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/ Read Speed: DVD-R: 8X; DVD-RW: 6X; DVD+R: 8X; DVD+RW: 6X;/ CD-RW: 16X; Disk: 24X; Playable 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 read discs automatically. This is a pluggable ultra-optical drive without any eject button, if you want to eject the disc: In Windows system, please right click to eject the disc. 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 lights up) to eject./ Package included:/ 1x USB CD drive (CD not included)/ 1x manual of use