It is a voice communication application.
Use the Bluetooth, and then converts the message wirelessly to the voice.
And the Bluetooth connection in STARTSCAN.
You can voice communication with the WRITE button to enter the character.
When you press the paid app Button items appear in-app billing. You can use the voice chat app in app purchase.
Message from the voice app large characters opponent.
A small character is my character.
Voice app can be deleted or, send the message in the top right corner of the button.
Also tap a portion of the characters can be in the same way.