A dedicated pitch trainer for vocals that is easy to use and lets you see the pitch of your voice. Improve your vocal abilities by using the VPT-1 anywhere and training to your own skill level. A recording made of your voice sounds different than the voice that you yourself hear. That's because the sound travels a different route, and it's likely that you are naturally conscious of this difference when you sing. In this case, you feel that yourpitch is correct, but is it actually correct?