With Slots: USB3.0*2 + USB-C*2 + SD*1 + TF*1 Equipped with USB 3.0 and Type-C interface Data transmission to 5Gbps Data transfer rate: Max Read Speed:DVD-ROM:8X,CD-ROM:24X Max Write Speed:CD-R:Max.24X, CD-RW:16X, DVD-R:Max.8X, DVD-:Max.4X, DVD-RW:Max.6X,DVD + R:Max.8X, DVD +R DL:Max.4X, DVD + RW:Max.8X, DVD-RAM:3X-5XPCAV(8GB) Compatible for 11 10/for Linux/for OS Note: Do not Support Blu-ray,TV,Car. This item not supporting Blu ray disc reading and burning. Please make sure that the laptop power supply is sufficient when you use the dvd driver. Colour:As Shown Material:Plastic+Metal Package Contents: 1 * USB CD/DVD-RW drive (CD not included) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.