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Become IP Guru and win iPad 2

Answer the questions. It's not a competition against the clock - you have an unlimited time for each question.
Click on the answer you have chosen and go on to the next question.

Where is it possible to find the length of the current call of 2N® Helios IP Vario intercom?

  • A In the web configuration interface
  • B On the display
  • C The length of the call cannot be ascertained

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