Equipped with New Double Interface Design Type-C+USB2.0, provide you with the widest compatibility and the best movie experience on your computer. Enjoy real-life clarity with Near-4K quality (does not play 4K Ultra HD discs). Pls plug in the power cable when using it, in case the optical drive was broken as insufficient power supply. External dvd reader is equipped with Type-C and USB2.0 high speed interface, up to a maximum of 5Gbps and stable performance with strong fault tolerance. which far faster than traditional USB2.0(480 Mbps). The dvd drive read CD discs at up to 24x, DVD disc at up to 8x, and disc at up to 6x. The external Reader supports 8.5G 4.7G 700M Normal CD DVD burning capabilities and 3D. Suggest to download free software"BD&3D Advisor?��,install it on your computer, start to perform testing,it will tell you a result if your computer support playing or 3D. Featured with USB2.0 and Type-C interface, support and 3D Player. external drive is compatible with Mac OS and Windows system, can read DVDs, CDs as well as 3D discs and burn DVDs, CDs that supports data storage up to 128GB.