How to Convert MTS to MP3 Online
Upload the MTS File
Hit the “Add File” button to add your MTS video to Wondershare UniConverter. This works well for camera recordings and AVCHD files captured on camcorders.
Select MP3 as the Output
Click “Convert to” and select MP3 under the audio category. This provides a universally supported output ideal for listening, sharing, or editing.
Convert and Download the Audio
To start the MTS to MP3 conversion, click “Convert.” Wait for a second and click the “Download” button to save the MP3. Your audio is now easy to listen to, share, or edit across platforms.
Understand the Formats: MTS to MP3
|
MTS
|
MP3
|
|
|---|---|---|
| File Extension | .mts | .mp3 |
| Full Name | MPEG Transport Stream | MPEG-1 Audio Layer III |
| Description | MTS is a video container format used by AVCHD camcorders. It stores high-quality video along with audio, but the files are large and mainly suited for editing or archival use. | MP3 is a compressed audio format designed for efficient storage and wide compatibility, making it easy to play, share, and store audio across devices. |
| Primary Content | Video + audio | Audio only |
| Associated Programs | VLC Media Player, Windows Media Player (with codec support), QuickTime, Adobe Premiere Pro, Final Cut Pro, DaVinci Resolve, Sony Vegas Pro, Corel VideoStudio. | VLC, Windows Media Player, iTunes (legacy), Winamp, QuickTime, most browsers, and mobile audio players. |
| Initial Release | 2006 | 1993 (as part of the MPEG-1 standard) |
| Developer | Sony and Panasonic | Moving Picture Experts Group |
| Typical Source | Camcorders, DSLR cameras, and professional video equipment. | Music tracks, voice recordings, podcasts, and extracted audio. |
| File Size | Large, due to high-resolution video data. | Small, optimized for audio playback. |
| Compatibility | Limited outside video editors and specific media players. | Supported by almost all devices, players, and operating systems. |
| Common Use Cases | Video editing, raw footage storage, and professional recordings. | Listening, sharing audio, music libraries, and voice playback. |
| Compression Type | Video-based compression | Lossy audio compression |
| MIME Type | video/avchd | video/mpeg |
Key Features of UniConverter’s MTS to MP3 Converter
Whether you need clean audio or dialogue extraction, UniConverter helps convert MTS files to MP3 quickly online or on a desktop, delivering fast performance, flexible settings, and smooth output without complexity.
No Sign-Up & Free Conversion
No registration, no software installation. UniConverter’s online tool runs inside your browser, offering a fast way to convert occasional MTS files to MP3 from any desktop or laptop.
Advanced Audio Customization Options
The desktop version of Wondershare UniConverter offers advanced controls, including codec, bitrate, channels, and sample rate. Customize MP3 output to match storage needs, listening environments, or editing pipelines.
Improve Overall Audio Output
Desktop features enable enhancement for audio captured in less-than-ideal conditions. Reduce unwanted noise, improve clarity, and refine the MP3 before distributing or editing, making it useful when working with camera recordings or raw footage.
Batch Processing for Faster Workflows
The desktop app converts multiple camera clips at once and lets you set the bitrate you need, from standard playback to near-studio quality. Control audio detail based on your device or editing workflow.
Support Multiple Audio and Video Formats
Convert MTS, M2TS, MOV, MKV, AVI, and more other video inputs into MP3 with a single workflow. Ideal for recovering audio from mixed libraries, archived shoots, or field footage.
Safe and Ad-Free Conversion
Perform your conversion without pop-up ads or bundled installers. UniConverter prioritizes safe processing and quick downloads, so you can stay focused on your project without distractions.
FAQs About MTS to MP3 Conversion
How to convert an MTS file?
What is an MTS file?
How to convert MTS to MP4 on VLC?
How to play an .mts file?
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