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"I forged a concept which is relatively simple and possibly unique in theology, and that is, the irrational is the primordial stratum of the universe."
- Philip K. Dick

Voice-Changing Bowtie  
  Special device allows wearer to take on the voice of another person at will.  


(Voice-changing tie)

From Case Closed (Detective Conan), by Gosho Aoyama.
Published by Shonen Sunday Magazine in 1994
Additional resources -

Young Detective Conan uses this device to disguise his voice when speaking to others by phone.


(Voice-changing tie)

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Additional resources:
  More Ideas and Technology from Case Closed (Detective Conan)
  More Ideas and Technology by Gosho Aoyama
  Tech news articles related to Case Closed (Detective Conan)
  Tech news articles related to works by Gosho Aoyama

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