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How To Convert MKV to MP4
You need to download the tool and install it on your computer. Then launch the program from Start > All Programs > Cool MP4 Converter
MKV stands for Matroska video. More exactly it is about a container making it possible to contain video (DivX, Xvid, RV9, etc), sound (MP3, MP2, AC3, Ogg, AAC, SDR, PCM), as well as subtitles (SRT, ASS, SSA, USF, etc) in the same file.
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About MKV to MP4 Converter 
You need to download the tool and install it on your computer. Then launch the program from Start > All Programs > Cool MP4 Converter. Click the Add button to add MKV files you want to convert from your local disk. Highlight the file you just added to program and adjust the parmaters in the Settings on the main window, such as Quality(KBps), Frame Rate, Video Size, Aspect, Audio sample rate and channel. Once all your settings are OK,in the Append RealMedia File box, click convert button to begin processing your video.
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