The external Blu-ray DVD drive can read Blu-ray, DVD and CD discs,But it just write DVD and CD discs. You can watch DVD movies, burn files, movies to a CD/DVD, install software and create backup discs etc.It not only beautiful and fashionable and durable, data transmission is more stable.Due to lower voltage condition of some laptops, please try it with the USB port from the motherboard.Compatible Windows XP/7/8/10/Vista, Mac 10 OS system, NOT compatible with higher Mac10 OS system. Easy to use,plug and play,no extra drive needed.Specifications: CD loading method: tray type Cache capacity: 2MB Power: 3-5 W Interface type:USB2.0Read speed(Max.):BD:6X DVD:8X CD:24XWrite speed(Max):DVD-R:8X DVD+R:8X DVD-R DL:6X DVD+R9:6X DVD-RW:6X DVD+RW:8X DVD-RAM:5X CD-R:24X CD-RW:16XPackage Includes: 1 x USB2.0 external Blu-ray drive 1 x Product instructions 1 x USB data cable 1 x USB power cable NOTE: 1.Please hook up the device to the direct USB port on your computer. If you connect it to a USB hub or extension cords, it maybe cannot recognize the drive nor read the CD/DVD. 2.For the desktops, please connect the device to the USB port of the motherboard for normal use. 3.This external drive can only play Blu-ray discs and can not burn Blu-ray discs. 4.Customer?s using Windows 10 are advised to Install VLC Media player to Play DVD and CD. 5.This external Blu-ray DVD drive needs to download the Blu-ray player software itself before it can read and play Blu-ray DVD.6.We suggest you to play blu-ray movies no more than 25G.