A-one 3GP Video Converter is the most powerful 3GP Video Converter software. It automatically converts almost all formats of video files that are already on your computer such as DivX , XviD , AVI , WMV , MPG, MPEG , ASF , MOV , ASX , SVCD , VCD stream formats into 3GP format.Key Features: (1)Convert various video file formats to MP4 for 3GP. (2)conversion speed is 3 times of the playback speed. (3)Super easy to use: as simple as a few clicks. (4)Batch files conversion. (5)Custom define the output audio volume. (6)Support almost all digital video files (AVI, MPG, MPEG, ASF, WMV, MOV, SWF,etc.) into an 3GP-ready format. (7)User-friendly interface : without any complicated settings. (8)Hardware auto-detect: Automatically detect your hardware and decide the best converting speed. (9)Preview display: you can see the converting progress in preview window