M2TS is a filename extension used for the Blu-ray Disc Audio-Video (BDAV) MPEG-2 Transport Stream (M2TS) container file format. It is used for multiplexing audio, video and other streams.
Sony products Media Manager PRO for PSP, Media Manager PRO for Walkman, and Mobile Media Manager PRO are all capable of converting M2TS format to MP4 files and they don't have DivX built-in. Now you can convert your M2TS files in only 2 STEPS! Open your file with M2TS to DivX Converter and click CONVERT! That's all! Is very easy to use!