New personalized design - equipped with a new Type-C+USB3.0 dual interface design, providing your computer with the widest compatibility and the best movie experience. Enjoy real-life clarity with nearly 4K quality (without playing 4K ultra high-definition discs). Please plug in the power cord when using to prevent damage to the optical drive due to insufficient power^ The most stable speed of the Dvd driver - The external Blu ray Dvd reader is equipped with Type-C and USB3.0 high-speed interfaces, up to 5Gbps, with stable performance and strong fault tolerance. Far faster than traditional USB2.0 (480Mbps). USB3.0 is also backwards compatible with USB2.0 and USB1.0^ Super read and write speed - DVD drives can read up to 24x CD discs, up to 8x DVD discs, and up to 6x Blu ray discs. The external Blu ray reader supports 8.5G 4.7G 700M ordinary CD DVD burning function and 3D^ Suggest downloading the free software "BD&3DAdvisor" and installing it on your computer to start