Yes, the V-80HD features a voice changer. You can change the pitch and tonal quality of the audio that’s input from the AUDIO IN 1, 2 jacks. For instance, you can transform a female voice into a male voice or vice versa, or you can create a robotic voice.

Follow the steps below:

1. Press the [MENU] button > “Audio Input” > “Audio In 1”or “Audio In 2” and select “Voice Changer”, and press the [VALUE] knob.
   

2. Use the [VALUE] knob to select “ON”, and press the [VALUE] knob.
   This turns the voice changer on.

3. Use the [VALUE] knob to select a menu item shown below, and press the [VALUE] knob.

   Menu item	Explanation
   Pitch	Adjusts the pitch of the voice in semitone steps. A setting of “0” is the original pitch.
   Formant	Adjusts the character (formant) of the voice. Settings in the negative (–) direction produce a more masculine vocal character, and settings in the positive (+) direction produce a more feminine vocal character. A setting of “0” is the original voice.
   Robot	If this is “ON”, the voice is held at a fixed pitch, creating a mechanical robot-like impression.
   Mix	Adjusts the balance between the unprocessed voice (0) and the voice processed by the effect (100).

4. Use the [VALUE] knob to edit the value of the setting, and press the [VALUE] knob.
5. Press the [MENU] button to quit the menu.