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Home » Useful Guide » Convert MKV/MTS/M2TS to QuickTime MOV with 5.1-Channel Sound on Mac

Convert MKV/MTS/M2TS to QuickTime MOV with 5.1-Channel Sound on Mac

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Surround sound is the technology that helps better experiences with the surround sound speakers, making the home theater entertainment. The most common surround-sound audios are 5.1 and 7.1, and here we focus on 5.1 for the popularity.


What kinds of videos include 5.1 audio?
- Some MKV files which are cracked or converted from Blu-ray disc would contain 5.1-channel surround sound. Thus, you may find some MKV with DTS 5.1.


- AVCHD camcorders with advanced microphone would also save MTS/M2TS videos with Dolby Digital AC-3 5.1-channel sound, e.g. Panasonic TM700/HS700/SD700, Panasonic HDC-HS250, Sony HDR-CX550, Sony HDR-XR520V. Canon HF S20 could also records Dolby Digital 5.1-channel audio, if you use the optional Canon SM-V1 5.1-Channel Surround Microphone.


- If you used Aunsoft Blu-ray Ripper for Mac to copy the full BD disk to computer hard drive, you would also get .m2ts files with 5.1 audio.


6 ch Surround Sound Mac


How to convert videos with 5.1 audio keeping the surround sound?
While having videos with 5.1 audio on iMac, you may find QuickTime Player not compatible with the MKV, MTS and M2TS files. VLC media player on Mac would sometimes does not play the MTS/M2TS videos very well. Aunsoft Video Converter for Mac is the recommended 5.1 audio video converter on Mac OS X like Tiger, Leopard and Snow Leopard, and it help converting videos to H.264 MOV, keeping 5.1 surround sound effect.


Here is the step-by-step guide for you to convert MKV, MTS, M2TS videos to MOV with 5.1-channel surround sound for playback on iMac.


Step 1. Load videos to Aunsoft Video Converter for Mac.
Run Aunsoft Video Converter for Mac, and click the "Add" button to load the HD videos like MKV with dts 5.1, MTS and M2TS with Dolby Digital 5.1.


Step 2. Choose HD MOV with 5.1 audio format.
Click the "Format" option and choose HD Video > H.264 HD Video(*.mov) as output format. The default profile is to convert videos to 1920x1080 H.264 MOV with 5.1-channel AAC.




If you want to change the audio codec from AAC to AC-3, you may click the "Setting" button and choose ac3 from the drop-down list of audio codec like the screenshot below. The 6 channels option in audio indicates the 5.1-channel surround sound.


Set HD MOV AC3 AAC 6 ch Mac


Step 4. Convert 5.1 audio for Mac.
Click the convert button under the preview window, and the conversion from MTS/M2TS to MOV, MKV DTS to MOV with AC3 5.1 or AAC 5.1 will start right away.

After the conversion, you can easily play the HD MOV videos with 5.1 audio in QT player on your iMac or MacBook Pro.

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