CDG CD+G karaoke disc DVD duplicator copies data, audio, karaoke (CD+G), video (VCD), support track edit to compile a mix CD (not available for CD+G discs) supports most media format: DVD+/-R, DVD+/-RW, DVD+/-R dual layer, CD-R, CD-RW blank media standards intelligent design automatically recognizes the source disc format stylish design control panel, controller utilizes familiar "ESC" &"ent" buttons with tactile feedback for easy navigation system is updated-able via firmware or maintenance purpose password protection modes prevent unauthorized usage intelligence management of hard drive partition system, partitions formatting according to the image files size instead of fixed size to avoid significantly waste of hard drive space allows editing of image and hard drive partition file name fully stand-alone system - no computer ! no DVD duplicator software required. Copystars 3 years labor and 1 year for parts warranty.