Function 1: External DVD drive Function 2: DVD drive Function 3: External CD DVD burner Function 4: USB external CD player Function 5: External DVD player for PC Product name: Card expansion optical drive Interface type: USB 3.0 Type C Optical drive type: CD burner Applicable size: 120mm, 80mm series optical discs Support for disks: DVD, CD, VCD, BD Transmission speed: USB 3.0 Applicable models: Laptop, desktop, computer Installation: External Drive type: DVD-RW Material: Plastic Color: Black Package Contents: 1 x External CD Burner 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 to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.