1) If you make your mp3 louder before importing it into videoscribe, it will be louder in videoscribe.
2) After you import an mp3, there is a volume control on the audio import menu in videoscribe.
3) Your computer probably has a master volume control as well as a mixer with additional options.
4) Your speakers may also have a volume control.
-Mike (videoscribe user)
Mahmoud Sherif