+\item [F\_asubcut]~\\Cut subwoofer frequencies.
+\item [F\_asupercut]~\\Cut super frequencies.
+\item [F\_asuperpass]~\\Apply high order Butterworth band-pass filter.
+\item [F\_asuperstop]~\\Apply high order Butterworth band-stop filter.
+\item [F\_atempo]~\\Adjusts audio tempo so that when you speed up audio, it will
+adjust the pitch accordingly to make audio sounds more normal, but faster without
+being badly distorted. Its behavior is similar to what can be seen when you watch
+a youtube video, click the gear icon, and select a speed greater or less than 1.