Siemens 2000 ユーザーズマニュアル

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Step by Step
Making Calls – Basic Functions
16
Open Listening in the Room During a 
Call
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.
Speaker
Speaker