iCoolsoft DVD to iRiver Converter is specially designed for you to convert DVD to iRiver WMV, MP3, OGG, WMA, WAV, M4A, AVI, and MP4 format.It can convert DVD to audio files directly with no more steps needed.

You can also use this software to convert DVD Folder and DVD IFO files.
You can select audio track and subtitle easily because the software will list clearly all the options DVD contained.You can select to only convert a chapter or several chapters of the DVD.You can even trim any time length of clips to convert only.

It also provides function "Merge", which can help you to merge several clips into one file.
The software makes it easy for you to set the output parameters, including Resolution, Frame Rate, Video Bitrate, Sample Rate, Channels, and Audio Bitrate.Besides, it supports batch conversion, so you can convert several files to different formats at the same time.