The Whis-made communicator is a device that allows one to call upon Whis.[1]


When Trunks appeared from the future and was unconscious, Bulma used the communicator to contact Whis, who was on Beerus's Planet, and demanded for Vegeta and Goku to return to Earth.[1]


  1. 1.0 1.1 Dragon Ball Super Anime Episode 48
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