This glowing blue device resembles a tooth. Do not place it in your mouth.
Head Slot 520 gp
Utility Power At-Will (Minor Action)
Effect: Speak the name of a willing creature within 20 squares of you. Roll a d20. On a result of 2–20, the creature can hear you speak as if you were adjacent to it. This effect lasts until you use this power again.
Malfunction: On a result of 1, you do not speak to the intended creature, but instead speak to a random creature within 20 squares of you.
Published in Dragon Magazine 410.