|Used For:||Transmits Signals and Voices of Others Wearing It|
|Used In Which World(s):||Every World|
A radio transmits signals by sending electromagnetic waves with frequencies below those of visible light. They can then be received by other radios in the form of sound or a wide array of signals in order to make sure important information is protected. They were first used in the series during Team 7's mission to capture Madam Shijimi's cat Tora.