• After start-up, button is displayed six.
The smartphone - is placed on top of the desk, etc., to ensure participants surrounding the smartphone.
- Participants will be prepared to be pressed my button with the index finger, respectively.
• After, please press early.
- Screen at the bottom of the bar, you can adjust the volume of the sound when you press the button.
• When participants press their button, button earliest pressed people of the number will be displayed.
- Screen by tracing the screen along the bottom of the arrow to return to the original button screen by releasing the finger.