extract audio from most of video movie files and make into mp3 music files

Acala Video mp3 Ripper is an audio extractor software, extract audio from most of video movie files and make into mp3 music files. With Acala Video mp3 Ripper, you will be able to make your own favorite music from huge of internet movies!Acala Video mp3 Ripper is able to convert divx, xvid, avi, mpg, mpeg, vob, vcd, svcd to mp3 music files, with fast speed and high quality. It is a one-click solution program. It also supports Automatically Shut down your computer after the conversion had been done. it means you can just go to sleep or have a cup of coffe, Let your computer do all the jobs and automatically shutdown when all jobs are done. And its preview and edit function make you edit the video easily! Key Features: 1) World classic converting speed and quality. 2) Support Set the start position and end position of source file to convert.( cut movie clip to convert ). 3) Support almost popular video files (DIVX, XVID, AVI, MPG, MPEG,VOB,VCD,SVCD,etc.) 4) Support Batch files conversion. 5) Customize mp3 header information to make your own mp3 music. 6) User-friendly interface : one click settings solution, need not any basic knowledge. 7) Preview display: you can playback the video clip in preview window. 8) Output music supported mp3, wma, wav ect. 9) Automatically Shutdown Computer After Long Time Conversion .