An MTS file is a video saved in the Advanced Video Coding High Definition (AVCHD) format. It is the standard video format used by many Sony and Panasonic HD camcorders. MTS files are also used for storing high definition video on Blu-ray discs. MTS is short for "MPEG Transport Stream." The file format uses MPEG-4 / H.264 video compression and supports 720p and 1080i HD video resolutions. The audio in an MTS file may be compressed using the Dolby AC-3 codec or saved as uncompressed linear PCM audio. Supported audio tracks include stereo (2-channel) and 5.1 (5-channel + subwoofer) surround sound. Here we would like to show you how to extract audio content from MTS video file and save as MP3. You can also convert MTS to WMV as well.

Part 1: Convert MTS to MP3 with Leawo Video Converter

To better enjoy audio track of MTS video file to the fullest, we can convert MTS to MP3. Here I am to show Leawo Video Converter, a professional and all-round video and audio converter, to you. First of all, as the program interface is user-friendly, Leawo Video Converter is easy to use for it does not require any software expertise to operate. Secondly, the conversion speed is very fast. To be more specific, Leawo Video Converter is able to convert video and audio file 6 times faster than other video converters while the original quality will be retained. In other words, you can achieve quality lossless conversion with the help of Leawo Video Converter while converting video file from one format to another. Thirdly, this professional video converter supports a variety of input and output such as Common Video (MP4, H.265 MP4, MKV, H.265 MKV, MOV, etc.), Common Audio (AAC, AC3, WAV, MP3, WMA, FLAC, etc.), HD Video (HD MP4, HD AVI, HD TS, HD VOB, etc.), and 4K Video (4K MP4 and 4K MKV). This video converting program supports altogether 11 languages (English, German, Japanese, Simplified Chinese, Russian, Hungarian, Armenian, Spanish, French, Portuguese and Dutch). More amazingly, users are allowed to freely add subtitles and select audio track for keeping in the output video files. Moreover, Leawo Video Converter can be regarded as an audio extractor allowing users to extract audio track from source video files. Here you can use Leawo Video Converter to Convert MTS to MP3, in other words, to extract MP3 from MTS.

Unlike many video converters on the market, Leawo Video Converter is equipped with an internal video editor and video player for users to edit video and play video. There are many ways allowable for you to edit loaded video files: video trimming, cropping, watermarking, adjusting video effect and removing noise.

Not limited to Windows version, Leawo software team also rolls out the Mac counterpart of Leawo Video Converter for converting video and audio files on Mac system. Download and install the right version of Leawo Video Converter on your computer based on the system your computer is running on, and then follow the guide below to convert MTS to MP3 with Leawo Video Converter. Here we take Windows version of the converter as an example. Mac users can follow suit to convert MTS to MP3 on Mac as the method is nearly the same.

Step 1. Import Source MTS Video Files
Launch Leawo Video Converter, go to the “Convert” tab, and click “Add Video” button on the sub-menu to load your source MTS video files. Alternatively, you can directly drag and drop MTS video files into the program interface.

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Step 2. Set MP3 as Output Format
Click the drop-down box named “MP4 Video” by default next to the “Add Photo” button. On the drop-down list, select “Change” option. Then on the popup Profile window, select “MP3” from “Format” column as output format. Please note that once you change the output format, the name of the drop-down box will change as well.

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Note: If you need, you could click the “Edit” button on the drop-down profile setting box to adjust audio parameters like audio codec, bit rate, channel, sample rate, etc.

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Step 3. Convert MTS to MP3
Click the big green “Convert” button on the sub-menu bar next to the format setting drop-down box. Then, on the popup sidebar, set output directory. After setting output directory, click the “Convert” button right below. Leawo Video Converter would start to convert MTS to MP3 immediately.

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Part 2: Convert MTS to MP3 with Convert2mp3

Convert2mp3 helps you convert and download your favorite videos from YouTube to MP3 file format (and more). It’s fast, free and there is no registration needed. If your source MTS video file can be found online, you can use Convert2mp3 to convert it to MP3. Search for a video you want to download on YouTube, Dailymotion or Clipfish and copy & paste the link (URL) of the video in the first box, select the file type and press "convert". Alternatively, you can search for a YouTube video directly on this page. just enter the video title in the second form and press "search".

Step 1. Copy the Link of Source MTS Video
Go to YouTube, Dailymotion, Clipfish or any other online video site to locate your source MTS video, and copy the link.

Step 2. Input the Link into Convert2mp3 Blank Box
Go to the official site of Convert2mp3, and input the link into the blank box. After the link is input, choose “mp3” as the output format.

Step 3. Start to Convert MTS to MP3
Click the red “CONVERT” button to start to convert MTS to MP3 with Convert2mp3.

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Part 3: Convert MTS to MP3 with SaveClipBro

SaveClipBro is the third MTS to MP3 converter for extracting MP3 audio content from MTS video format. SaveClipBro is your free video downloader and converter. We can use it to save videos from YouTube and other platforms to watch them on your smartphone, notebook, iPhone, PlayStation, offline or on almost every other device. With this online video download tool, you don’t have to install any program on your computer. Services like SoundCloud, Facebook and Dailymotion are supported as well. This is one of the best and fastest ways to get online video files onto your computer or phone. Unlike these two previous converters, this audio converter only allows users to convert online video content to audio file such as MP3, AAC, WMA, WAV and more! Check out guide below to convert MTS to MP3 with SaveClipBro.

Step 1. Input Source Video URL
On the official website of SaveClipBro, add source MTS video file by inputting the URL of source video.

Step 2. Choose MP3 as Output
After source video file is added, you need to choose MP3 as the output audio format for converting MTS to MP3.

Step 3. Start to Convert MTS to MP3
After setting output format, you need to click the “START” button to begin the conversion process from MTS to MP3.

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Part 4: Convert MTS to MP3 with CloudConvert

The fourth converter I will use is CloudConvert, which supports nearly any audio, video, document, eBook, archive, image, spreadsheet or presentation format. No need to download and install any software. CloudConvert claims that it can convert anything to anything on its official website. Of course, we can use it to convert MTS to MP3. Most importantly, this service is totally free of charge.

Step 1. Choose “Select Files”
On the official website of CloudConvert, choose “Select Files” to choose and import target MTS file into the converter interface.

Step 2. Choose MP3 as Output Format
Choose Audio, and then choose MP3 as the output audio format.

Step 3. Start Conversion
You need to click “Start Conversion” at the bottom right to start the conversion process, at the same time you can tick “Notify me when it is finished” and choose to “Save file to my Dropbox/Google Drive, etc.” After that, you can download and get converted result on your computer.

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Part 5: Convert MTS to MP3 with Online-Convert

Online-Convert is a free online file converter that lets you convert media easy and fast from one format to another. This online video converter supports a lot of different source formats. Check out the guide below to convert MTS to MP3 with Online-Convert.

Step 1. Choose Output Format
Go to the official website of Online-Convert, and go to Video converter tab. To convert to MP3, you can choose “Convert to MP3” under the drop-down list, and then click “Go”.

Step 2. Import Source MTS File
Click “Choose Files” to choose and add MTS file. After MTS file is imported, you can perform optional settings as well.

Step 3. Start to Convert MTS to MP3
Click “Start Conversion” to start convert MTS to MP3. After a while, you can get converted video file in MP3 format.

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