Negative Feedback Filter, which allows you to
eliminate the electronic noise generated when your microphone is close
to your speakers.
Effects – change the stage of your voice by background sounds as
if you were working at a station, relaxing in a forest, or having fun
somewhere at a party, etc. With 15 preset background effects, you can
choose any situation or place you want to be in. Moreover, you can load
your own background sounds from mp3, wav, wma or other formats. The
background effect library is organized by means of Background Effects
ready-to-use comparator voices.