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. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 209 hours Hope you have a pleasant shopping experience!