Aiseesoft BD to MKV Copy - Version 6.1.28 Aiseesoft BD to MKV Copy is an ideal tool to help youto backup any Blu-ray movies to MKV format files orBlu-ray movies to MKV format. And you are also allowedto select subtitles and audio tracks and package thecontents into MKV container without transcoding.Key function1.Extract Blu-ray movies to MKV for backup With the help of Aiseesoft BD to MKV Copy, you canbackup your favorite blu-ray movie from Blu-ray disc orBlu-ray folder to mkv format file with lossless 1080pHD video stream, multilingual subtitles and originalBlu-ray HD audio.2.Backup 3D Blu-ray movies to MKVIt also supports to copy 3D Blu-ray movies to MKV videoformat.3.All audio/subtitle tracks keptThis Blu-ray to MKV copy software can copy Blu-raymovies to MKV files without damaging original multipleaudio tracks (especially HD audios- Dolby TrueHD7.1/5.1, DTS-HD Master Audio 7.1/5.1, Dolby Digital5.1) and multiple subtitles.4.Set multi-audios and subtitles You can easily select audio/subtitle tracks you need oruncheck the audio tracks and subs streams to preserveaudio tracks and subs in multiple languages.5. Powerful preview functionThe preview function is convenient for you to view theBlu-ray movies before backup and also you are allowedto select audio/subtitle track to preview movies. Plus,this Blu-ray Copy software can capture your favoriteimage with the "Built-in-player".