Acala DVD Audio Ripper is a intuitive to use program which extract your favorite DVD movies audio track and make it into your music. The build-up enhanced encoder deep compress output files with high speed and lossless quality. With Acala DVD Audio Ripper, you are able to convert DVD movies audio to your own favorite mp3, wav, wma music and playback on mp3 player. 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!