Feature: Compatible 2.0 / 3.0 port or USB laptop. Compatible WindowXP / 2003 / Win8 / Vista / 7, Linux, Mac OS 10 system. No additional drive, support Plug & Play. Data with the pure braiding process of braiding, anti-interference capability, signal attenuation, stable data transmission. Specification: Color: Black Size: 145x140x15mm Material: ABS (acrylonitrile butadiene styrene plastic) Port: USB3.0 Cache: 4MB Voltage Rating: DC 5V Model: ECD819-SU3 DVD-RW, DVD-RW, DVD + R, DVD + RW, CD-R, CD-RW, CD-ROM Use: 1. This product is a data line interface is properly connected to the USB port of the computer, the computer screen should be displayed on the icon at the bottom of the device right. 2.Click on the desktop, open "My Computer", in "the portable storage device, the device icon should appear." 3.Click the icon button, select the "Pop" option in the shell in the appropriate plate reader. Note: 1.Internal laser light can be harmful to the eyes, face, please do not open 2. Do not keep the machine at a nearby strong magnetic objects. 3.Please place the camera stable on the desk, not in the unstable objects 4. Therefore, do not put the device on people vulnerable to foreign press in place to ensure that the machine fuction.