DDVideo 3GP Video Converter Gain is a powerful 3GP video converter which can Gain the volume of the video files to the same volume without loss of sound quality and convert almost all popular video formats to 3GP/3G2/MP4/AVI video formats to be played on your mobile phone(Nokia, Motorola, BlackBerry, Sony Ericsson, Samsung) or other 3GP player.It surpports almost all kinds of video formats including RM,RMVB, MKV, DivX, XviD, AVI, WMV, ASF,MPG, MPEG,VOB, DAT, MOV, QT, MP4, FLV,etc.Extremely fast conversion speed and friendly user interface let you convert any video files to 3GP/3G2 /MP4/AVI video format with ease.

To convert video files:
1.Click"Profile settings" combobox to choose an output format;
2.Click "Add File(s)"button to add video file or just drag and drop them into main window;
3.Click "MovieEdit" to edit the video files of your choice. including:press"VolumeGain" to set "target volume' you want ;press "Effect" to set the video Hue,Brightness, Contrast,sturation and be shown on the right window,You may compare the two windows and get a satisfying effect; Press"Trim" to clip any segment of the video by specifying the StartPoint and EndPoint, and press "SnapShot"to capture your favorite pictures when preview your video.
You will have a great mood when you convert your video files and enjoy them with the same volume without adjust the Volume Level (VOL +/-).It can convert a batch of video files.It is an affordable, high quality 3GP video encoder.Free download it and have a try now. 
Key Features of DDVideo 3GP Video Converter Gain:
1.Video source supports AVI/DIVX/XVID/DIV, MPEG/MPG/DAT, WMV/ASF/ASX/FLV, RM/RMVB, MOV/QT, 3GP/3G2, MP4/M4V, PMP and any video format play-able
2.Convert video files to 3GP/3G2/MP4/AVI video formats
3.Custom define the output audio volume. The gain value ranges from 75db to 105.99db(default is 89 db).
4.Gain the sound of the video files to the same volume without loss of sound quality