With Slots: USB3.0*2, TF Card Slots*1, SD Card Slots*1 Data transmission speed up to 5Gbps Max Read Speed: DVD-ROM:8X,CD-ROM:24X Max Write Speed: CD-R:Max.24X, CD-RW:Max.16X, DVD-R:Max.8X, DVD-RDL: Max.4X, DVD RW:Max.6X,DVD + R:Max.8X, DVD +R DL:Max.4X, DVD +RW:Max.8X; for Windows 11 10/Linux/MAC OS [Multifunctional Design]This external CD/DVD player is not only a CD and DVD reader, but also a CD/DVD burner, writer, rewriter and many port hub(2 USB-A Ports, 2 TF/SD Card Slots).You can use a corresponding media player/ burning/ ripping software to play movies DVDs/ music CDs, burn mp3 music, video, photos, and files to blank CDs or DVDs, import video, photos from camera to your computer, install software, system, games, and everything else related to CD/DVD. If the dvd driver can't be recognized by computer or it can't play well: (1)The SD card slot and TF slot can not be used simultaneously ; (2)Ensure your cd/dvd is placed well and not scratched ; (3)If your devices don't have enough power to support the external drive, it is better to use the external power adapter to increase the power and ensure more stable work (The package includes the DC charging cable) ; (4)Make sure your computer has a driver before using the external drive. Note: 1.Not support for Blu ray disk, TVs, tablets, car, smartphone, projector, PS 5, Xbox, Switch, Chrome OS. 2.The DC power port is for charging only. Color: Black Material: plastic Package Contents: 1*External CD/DVD Drive 1*DC Power Supply Cable