How Can i play two mp3 audio at a time

Hi

In my project i have to play the two mp3 audio files. if i press A the first mp3 should play. If i press should B the second mp3 should play. while playing second mp3. the first mp3 should play and volume should be low.

how can i play two mp3 at a time.

how can i do it.

create 2 AudioSource objects to play each one. volume levels can be separated at that point.