RCA L6H media player having trouble playing .mkv files.

Free HD MKV players for Mac OS X to enjoy MKV files on Mac

An MKV file, namely an Matroska file, is not regular video and audio compression format, unlike the popular AVI and MP4 formats, but an extensible open source, open standard Multimedia container. Need to learn more about the differences among them, please visit the passage MKV vs MP4 vs AVI . Matroska file types are .MKV (video with subtitles and audio), .MKA (audio-only files) and .MKS (subtitles only). Then How to play MKV on Mac and which is the bes MKV players for mac os x? The problem is the common one for mac users.
Free and Best MKV Players for mac to play MKV video files

1. VLC media Player for HD MKV files----the easiest way to play MKV on mac
VLC player is free and open source cross-platform media player, which can directly playback MKV files. Therefore this player is the best mkv player for mac users.
2. MPlayer, another good MKV files Player
MPlayer is a free, open source media player and cross-platform media player. MPlayer supports a variety of different output drivers for playback video, such as MKV(Matroska), ASF, 3GP, FLV, MOV(QuickTime), MP4, DV, MPEG, etc.
Another method to play MKV files on mac: play HD MKV movies on Quicktime in Mac OS X If you like Quicktime Player more than other media players, you can use this ways to play MKV with Quicktime player. What you need to do is just to install Perian . Perian is a free, open source QuickTime component, which natively supports MKV, AVI, DIVX, FLV, and so on.
Recommended MKV Tools
1.Doremisoft Mac MKV converter
Doremisoft Mac MKV converter, a professional MKV tool, which can enables you to convert MKV files to almost all video formats, like MOV, FLV, 3GP.... and assist you to transfer MKV to common portable player, such as ipad, iPhone, iPod, etc. and import your HD MKV video to iMovie, FCP, FCE for editing. And it also have powerful editing features. More info...
2. Doremisoft Mac DVD to MKV converter
Doremisoft Mac DVD to MKV converter is a quick and easy way to convert DVD to MKV video for Mac users, rip and convert DVD to Matroska Video with high quality and multiple audio tracks and subtitles, and edit your DVD movies before conversion. More info...