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Hands-free telephone apparatus

  • US 20060223592A1
  • Filed: 03/30/2006
  • Published: 10/05/2006
  • Est. Priority Date: 04/04/2005
  • Status: Active Grant
First Claim
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1. A hands-free telephone apparatus for adding a hands-free telephone function to a connected telephone set, the apparatus comprising:

  • a speaker for outputting voice received by the connected telephone set;

    a microphone for inputting voice to be transmitted from the connected telephone set;

    a state-information obtaining section for obtaining state information indicating a state of the telephone set from the connected telephone set when the telephone set is connected; and

    a warning section for warning a user to change the state of the telephone set when the state of the telephone set obtained by the state-information obtaining section restricts a function of the hands-free telephone apparatus available to the user.

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