# Audio Join 5.1

Join six mono tracks into a 5.1 surround file

> Canonical page: https://elysiatools.com/en/tools/audio-join-5-1

- **Category:** Media

- **Keywords:** audio, 5.1, surround, amerge

## Overview

The Audio Join 5.1 tool combines six mono audio tracks into a single 5.1 surround sound file, enabling the creation of immersive audio for films, games, or music projects.

## Inputs

- **Front Left (mono)** (file): Select front-left channel audio
- **Front Right (mono)** (file): Select front-right channel audio
- **Center (mono)** (file): Select center channel audio
- **LFE / Sub (mono)** (file): Select LFE/Sub channel audio
- **Rear Left (mono)** (file): Select rear-left channel audio
- **Rear Right (mono)** (file): Select rear-right channel audio

## When to use

- When you have separate mono recordings for each channel of a 5.1 surround setup.
- When preparing audio for playback on 5.1 surround sound systems.
- When mixing audio for multimedia projects that require spatial sound.

## How it works

- Upload six mono audio files for the front left, front right, center, LFE, rear left, and rear right channels.
- The tool processes and merges the files into a single 5.1 surround audio file.
- Download the resulting 5.1 file for use in your audio or video projects.

## Use cases

- Film post-production for creating 5.1 surround mixes from separate audio tracks.
- Game audio design to implement immersive 5.1 soundscapes.
- Music production for artists releasing albums in surround sound formats.

## Frequently asked questions

### What audio formats are supported for upload?

Any audio format supported by your browser, such as MP3, WAV, or OGG.

### Is there a file size limit for uploads?

Yes, each audio file must be under 200 MB.

### Can I use stereo files instead of mono?

No, this tool requires mono files to ensure proper 5.1 channel mapping.

### What is the output format of the 5.1 file?

The output is a 5.1 surround audio file, typically in a common format like WAV.

### Do I need to install any software?

No, this is a web-based tool that runs directly in your browser.

## Related tools

- [Extract Center Channel](https://elysiatools.com/en/tools/audio-center-channel-extract): Extract the center channel from a surround audio file or video audio track
- [Audio Join Stereo](https://elysiatools.com/en/tools/audio-join-stereo): Join two mono tracks into a single stereo file
- [Extract Left Channel](https://elysiatools.com/en/tools/audio-left-channel-extract): Extract only the left channel to a mono file
- [Mid/Side Decode](https://elysiatools.com/en/tools/audio-mid-side-decode): Decode a Mid/Side file back into a stereo file
- [Mid/Side Encode](https://elysiatools.com/en/tools/audio-mid-side-encode): Encode a stereo file into Mid/Side channels
- [Audio Multichannel Split](https://elysiatools.com/en/tools/audio-multichannel-split): Split a multichannel audio file into separate mono tracks (one per channel)
- [Extract Right Channel](https://elysiatools.com/en/tools/audio-right-channel-extract): Extract only the right channel to a mono file
- [Audio Splicer](https://elysiatools.com/en/tools/audio-splicer): Splice multiple audio files into one single audio file with customizable output format

## Samples

- [Copyright-Free FLAC Audio Samples](https://elysiatools.com/en/samples/flac-samples): Lossless FLAC audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music
- [Copyright-Free MP3 Audio Samples](https://elysiatools.com/en/samples/mp3-samples): Collection of royalty-free audio samples for testing and development purposes including nature sounds, meditation music, and ambient audio
- [Copyright-Free WAV Audio Samples](https://elysiatools.com/en/samples/wav-samples): Uncompressed PCM WAV audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music
- [Copyright-Free Raw PCM Audio Samples](https://elysiatools.com/en/samples/pcm-samples): Raw PCM s16le audio samples featuring nature ambience and relaxing music for waveform, playback, and conversion workflows

## Related content

- [Audio Channel Routing and Delivery Verification](https://elysiatools.com/en/hubs/audio-channel-routing): Route, split, join, and convert mono or stereo audio while preserving left/right intent and checking the final file before delivery.