| 摘要 |
PROBLEM TO BE SOLVED: To smoothly speak even in the cases when a user is handicapped aurally or when an opposite party speaks fast. SOLUTION: At the time of switching a speak speed converting switch 31 during speaking, the switch 32 is turned to the side of a speak speed converter 40 and a received speech signal converted to be slow by the converter 40 is inputted to a transmitter/receiver 25 to hear the voice of the caller in a slow sound.
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