Has ability to convert WAV, MP3, WMA, MPEG1, MPEG2, VCD-PAL, VCD-NTSC, SVCD-PAL, SVCD-NTSC, DVD-PAL, DVD -NTSC. Has ability to convert different kinds of video files at the same time. Has ability search a folder and its sub-folders for files by extension and add them for conversion.. Has ability adjust audio volume from video/audio files Provide a variety of choices in the selection of WMV Profile.