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... o asked.
"It still needs some work, technically speaking..." Ino began counting things on her fingers, listing the details. Naruto didn't really understand, but he listened anyway.
That device, in a sense, could be traced back to ancient communication methods like bamboo tubes used to transmit sound. Sound transmission depends on the medium, and later, telephones were invented.
Konoha had local communication devices, something like walkie-talkies. But beyond a certain dis ...
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