DDVideo MP4 Video Converter - Version 5.1 DDVideo MP4 Video Converte is a powerful MP4 converter which can gain volume for video or audio files to the same volume without loss of original sound quality and can convert almost all popular video formats to MP4,H264, XVID,DivX,HD,MOV video format and MP2/MP3/WAV/AAC/ AC3/AIFF /AMR/FLAC/M4A/WMA OGG/MKA audio format.It can convert so many video formats including DivX, XviD, AVI, WMV, MPG, MPEG, MP4, M4V,H264 FLV, 3GP/3GP2, ASF, RM, RMVB, MOV, MOD,ASX, MKV,VOB,PMP... to MP4 format which is playable on many MP4 players such as Apple TV,Archos AV500, Archos AV700, Creative Zen,iPod,iPhone,PSP,PS3,Zune,XBOX,iRiver, Walkman,NDS,Sony XPERIA,Gphone,BlackBerry etc mobile phone ... video format supported. Extremely fast conversion speed and friendly user interface let you convert any video/audio files with ease.You can edit your favorite video by click "MovieEdit"button.including:*Gain TargetVolume you want:set a output audio gain number for specified video or audio file.recommend is