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"The writing is clicking away in my head and piling up, and unless I get it on paper somehow it's going to create uncomfortable pressure in my skull."
- Isaac Asimov

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


(Voice-changing tie)

Technovelgy 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

Voice-Changing Bowtie-related news articles:
  - VAuth Voice Security Wearable From University of Michigan

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