The 3G2 or 3GPP2 file format is a video container format, very similar to the 3GP format. The difference is that 3G2 can store some additional audio streams like EVRC.
MKV (Matroska video File) is a video container format that supports more than one audio and subtitle tracks at the same file. It is based on Extensible Binary Meta Language. It supports several video and audio compression formats. The difference between MKV file types with most other video extensions is that it is a container, not a codec.
+200 Formats Supported
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