Specifications: <br /> Type: Blu-Ray Combo Drive DVD/CD Burner <br /> Loading: Tray-Loading <br /> Interface: USB 3.0 <br /> Reading Speed (max.) BD: 6x， DVD: 8x， CD: 24x <br /> Writing Speed (max.) DVD-R: 8x， DVD+R: 8x DVD-R DL: 6x， DVD+R9: 6x DVD-RW: 6x， DVD+RW: 8x DVD-RAM: 5x CD-R: 24x， CD-RW: 16x <br /><br />USB 3.0 Interface <br /> With USB 3.0 technology which provides high speed data transmission rate with more stable performance <br /><br />Detachable Design <br /> The outer case and Optical Disk Drive(ODD) is separable to accommodate for a 12.7 mm mobile Hard Disk Drive(HDD) <br /><br />Dual USB Cables <br /> One USB 3.0 cable for usual connection and another USB 2.0 cable for extra power supply <br /><br />Easy Operation <br /> Plug and play; No external power supply and driver needed <br /><br />Package included : <br /> 1 X USB3.0 External Optical Drives <br /> 1 X USB3.0 Cable <br /> 1 x USB additional Power Cable (usually not necessary， applicable just in Case， Power over 1 USB Port not sufficient) <br /> 1 X User Manual