Siemens hicom 150 H optiset E standard Operating Instructions Manual page 13

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Speaker
Release
Speaker
Speaker
Ending the call:
Press the key. The LED goes out.
or
Press the key.
Notes on speakerphone mode and open listening:
• Tell the other party that you are using speakerphone
mode and open listening.
• The speakerphone works bests at a low receiving
volume.
• The ideal distance between the user and the tele-
phone set in speakerphone mode is about 50 cm
(approx. 20 inches).
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You can let other people in the room join in on the call.
Let the other party know that you have turned on the
speaker.
Precondition: You are conducting a call with the hand-
set.
Activating ring transfer:
Press the key. The LED lights up.
Deactivating this function:
Press the key. The LED goes out.
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