Advanced settings and flexible profiles. Customizable options are supplied for users to set video & audio output effects and define their own output files. These advanced settings include user defined output files, resolution for picture definition, bit rate for playing speed, frame rate for fluency and channel for audio formats. Excellent output quality. Both videos and audios that have been converted have high quality which is no worse than the original ones. You can enjoy them as well. Large batch conversion. You may have several files to convert but you don?t want to deal with them one by one because it is a waste of time. Then you can add all the selected files at the same time and iToolSoft Blu-ray DVD to MP4 Ripper will accomplish all the tough tasks within a short time. Background running. This program can be run in background to allocate the system resources appropriately, thus guaranteeing the normal functioning of all running programs.