Work with the Master track
Each project has a Master audio track. The controls for the Master track are located…

Select output channels
If you’re working with more than one audio track, you can adjust which tracks are…

Animate audio level and pan settings
You can use keyframes to automate level and pan changes over time. Audio keyframes for…

Sync audio and video tracks
Motion lets you determine how to handle the playback of audio when audio tracks are…