Description:Disc specifications: 12CM 8cmProduct interface: type interface - CInstallation method: Plug and play without driver Burning function: support CD / VCD / DVD burning (2.0 does not support DVD burning)Product size: 138*142*16 (manual measurement data will have a certain error, please understand)Error correction function: Yes Installable System: XP/win7/win8/win10 etc.Supported Operation System: macosx win98se/me/2000/XP win7 or win8/win10Application area: type - C PC interfaceBurn speed: CD - R 24x CD - RW 16x DVD - R / + r8x DVD - RW 6x DVD + r8x DVD - RDL / + RDL 6xDVD - Ram 5xReading speed: CD - ROM 24x CD - R / RW 24X DVD - ROM 8X DVD - R / RW 8X DVD - RDL / + RDL 8X DVD -R + r8x DVD - Ram 5x3.0 deField of application: laptops, mobile PCs and PCs compatible.Functional Parameters:Burn 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: 16xRead Speed: DVD-R: 8X; DVD-RW: 6x; DVD+R: 8X; DVD+RW: 6x;CD-RW: 16x; Disk: 24x; DVD - ROM Readable Multi - Support: support CD, CD - R, CD - RW, DVD - RW, dvdr, dvdr DL, dvdrw and DVD - Ram, strong error correction capability, technology seismic noise reduction, low power consumption. plug-and-play: no need to install any software configuration driver. There's no separate power adapter, and it will work fine whether your Mac is plugged into a power source or running on battery power. Just plug it in and it will work automatically, making it easy to read or write the disc. Ultra thin, portable and easy to use. System Requirements: For latest MacBook Pro / MacBook with USB type c. We provide USB type C (female) to USB (male) converter (free), so once you want to use MacBook Air/pro USB port or other laptop, you can use it smoothly. This is usb type-c ultra-optical drive without eject button, if you want to eject disc: in windows system, right click to eject disc. On Mac system: 1. There is an upward triangle in the upper right corner of the keyboard. Below is a key cross, click, Pop up 0.2. Select the CD you want to eject on your desktop and press Apple (Command key) + e to eject it. 3. Restart your PC and immediately press C (before the screen lights up) to eject it.Package weight: 350gPackage includes:1x USB CD drive (CD not included)1x User manual Note: The data are all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received.