4Videosoft iRiver Video Converter for Mac can convert video to iRiver compatible video/audio formats on Mac OS, like convert video to iRiver WMV, iRiver AVI, iRiver MP4, iRiver H.264/MPEG-4 (.mp4), and convert video or audio to MP3, OGG, WMA in a few clicks. With 4Videoosoft iRiver Video Converter for Mac, you can convert video to iRiver with high conversion speed and maintains the full quality your original videos.More settings and various editing features are provided by 4Videosoft iRiver Video Converter for Mac. Therefore, you can merge several video clips into one output file, crop the video according to the screen size of your iRiver, convert only part of your video to iRiver, even video/audio settings and the effect feature.Key Functions1.Convert video to iRiver4Videosoft iRiver Video Converter for Mac assists you to convert video to iRiver WMV, MP4, H.264/MPEG-4 (.mp4).Input video formats: MPG, MPEG, MPEG 2, VOB, DAT, MP4, M4V, TS, RM, RMVB, WMV, ASF, MKV, AVI, 3GP, 3G2, FLV, SWF, MPV, MOD, TOD, QT, MOV, DV, DIF, MJPG, MJPEG.Input HD video formats: HD TS, HD MTS, HD M2TS, HD MPG, HD MPEG,HD MP4, HD WMV, QuickTime HD MOV, HD H.264, HD RM.2.Extract audio from video, convert audio to MP3, OGG, WMAYou can put music on your iRiver by converting your video or audio to MP3, OGG, WMA audio formats.Input audio formats: MP3, MP2, AAC, AC3, WAV, WMA, M4A, RM, RAM, OGG, AU, AIF, AIFF, APE, FLAC, NUT.