This document will show you how to convert video to MP3, WMA, AAC and other audio formats at length, you can refer to it step by step and take the conversion an easy trip.

How to convert video to MP3, WMA, AAC and other audio formats?
Step1. Please download Aimersoft Video to Audio Converter; you can download it for free from here.
http://www.aimersoft.com/video-to-audio-converter.html

Step2. Install and run Aimersoft Video to Audio Converter, click the “Add” button to import your videos. Aimersoft Video to Audio Converter support batch conversion, so you can import multiple files at a time. If you experience any problems adding videos by directly clicking the “Add” button, you can click “File -> Add DirectShow files…” to add the video files you want to convert from your computer.

Step3. Then Click the “Profile” drop-down list to select the format you prefer for each added file.

If you want to customize the output quality, click the “Settings” button to open the Settings panel, where you customize audio bit rate, sample, etc. You also can create a settings profile and save it, and then you won’t have to do the same settings every time. Since Aimersoft Video to Audio Converter support batch conversion, you can use different profiles for each added video files to save your time. If you don’t want to do these settings, the default settings will just work perfectly.



You can also adjust the volume of output file. Click the Volume icon to open the Volume window. Drag the Volume adjustment bar to set the volume of your movie audio.

After all things done, click “Start” to start conversion.

Tips:
This software provides basic edit functions such as movie trimming , so you can convert you favorite clip.

Click “Trim” button to open the trim panel, drag the trim bar to set start time and end time to convert a clip from your movie. You can also type the exact time values in the Set Start Time field and Set End Time field to trim video.