DDVideo Video to Audio Converter can exact audio from video files. With DDVideo Video to Audio Converter you can convert video fomats such as AVI/DIVX/XVID/DIV, MPEG/MPG/DAT, WMV/ASF/ASX,RM/RMVB,MOV/QT, 3GP/3G2, MP4/M4V FLV,PMP etc to audio formats such as AAC/AC3/AU/M4A/MP2/MP3/WAV/WMA .   Extremelyfast conversion speed and friendly user interface let you convert any video files with ease.You can preview your video on the right screen and also can click "MovieClip" button to edit audio files you want by specifying the StartPoint and Endpoint.With it you are able to put all your favourite videos on your mobile equipment and enjoy them wherever and whenever you want. It can convert a batch of video files to audio files.It is an affordable, high quality video encoder.Free download it and have a try now.