Absolute Video to Audio Converter is a professional tool to extract audio from video files.It can batch extract audio from video files such as AVI, MPEG/MPG,WMV/ASF files to MP3,WMA,OGG and WAV files.You can setup output audio bitrate,frequency,and channels.Support VBR of MP3 and OGG.You can preview the source video file and set the start time and end time before extracting. You can also edit ID3 tag information of output MP3,OGG,and WMA files.