Feature:1. Support reading and recording, easy to operate.2. Slim and lightweight design, convenient to carry.3. Adopt SMART-X intelligent monitoring technology to adjust read/record speed automatically, improving working efficiency.4. Intelligent noise reduction design, it automatically reduces power after stable reading, energy saving and low noise.5. Only one USB data cable can complete data transmission and stable power supply, no external power supply required.Specification:Features:Support reading and recording, easy to operate.Slim and lightweight design, convenient to carry.Adopt SMART-X intelligent monitoring technology to adjust read/record speed automatically, improving working efficiency.Intelligent noise reduction design, it automatically reduces power after stable reading, energy saving and low noise.Only one USB data cable can complete data transmission and stable power supply, no external power supply required.As long as the USB interface is connected to the device, the system can automatically identify the CD driver, no driver installation.Specification:Brand: LenovoModel: GP70NRead speed: DVD-R(DL): 8X, CD-R: 24X, DVD+R(DL): 8X, DVD-RW: 8X, DVD-ROM(Single): 8X, DVD+R: 8X, DVD-ROM(Dual): 8X, DVD-R: 8X, CD-RW: 24X, DVD Video Playback: 4X, VCD Playback: 10X, CD-ROM: 24X, Audio CD Playback: 10X, DVD+R(M-DISC): 8XWrite speed: DVD-R: 8X, CD-R: 24X, DVD+RW: 8X, CD-RW: 24X, DVD-RW: 6X, DVD+R(M-DISC): 4X, DVD+R: 8X, DVD-R(DL): 6X, DVD+R(DL): 6XInterface type: USB2.0Cache: 0.7MSupported system: Windows XP, Win7, Win8, Win10, Vista, Linux, Mac OSItem size: 14.4 * 13.8 * 1.3cm /5.67 * 5.43 * 0.51inItem weight: Approx. 184g /6.49ozPacking list:1 * DVD recorder1 * Data cable1 * User manualPackage List:1 * DVD recorder1 * Data cable1 * User manual