1、Applicability: Applicable to a variety of scenarios, video music playback, file burning, system installation, software installation. 2、Fast Data Reading: Computer can read SD TF card in seconds, expandable to read SD TF card, data mutual transfer, refuse to repeatedly plug and unplug, wonderful transfer at any time. (SD TF card cannot be read at the same time) 3、Multiple Expansion: Protect the computer's native interface, 2 USB0 interfaces, support connecting to HUB expansion, can read mobile hard disks, and record files more conveniently. (5in hard drives require additional power and may not be readable) 4、Data Power Supply 2 in 1: Comes with an A C TO Micro B 2 in 1 data cable to provide stable power supply and data transmission functions for the device. 5、Plug and Play: Fully compatible, compatible with Type A and Type C interfaces, just connect the device, the system can automatically identify the optical drive, compatible with for Windows, for OS, for Linux operating systems. 1 x DVD Burner1 x User Manual1 x Data Cable1 x Usb Cable Item Type: DVD BurnerMaterial: ABS ShellReading Speed: CD ROM 24X, CD R 24X, CD RW 24X, DVD ROM 8X, DVD R 8X, DVD RW 8XRecording Speed: CD R 24X, CD RW 16X, DVD R 8X, DVD RW 6XCache Capacity: 2MBSupport Data Transfer Mode: Ultra DMA5  PIO Mode4Number Of DVD Partition Changes: 5Anti Burnout Technology: Cache Underrun Protection TechnologyError Correction Function: Support