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3.4 Switching between audio modes 
During the conversation, you can switch between different audio modes (handset, hands-free 
or headset, if connected) by pressing the loudspeaker/hands-free key   until the desired 
audio mode is displayed. This feature depends on connected devices. The key is lit when the 
loudspeaker or hands-free mode is selected. 
•  You are in conversation with the handset, you can switch between following audio modes 
by short pressing on the loudspeaker/hands-free key. 
 
 Handset   Short press   Handsfree  Short press  Handset 
 
•  You are in conversation with the headset (headset or headset+loudspeaker), you can 
switch between following audio modes by short pressing on the loudspeaker/hands-free 
key. 
 
 Headset  Short press     Handsfree    Short press    Handset   Short press   Headset 
 
•  You can switch to loudspeaker (group listening mode with handset) when in conversation 
by pressing the group listening programmable key. First you have to create a group 
listening programmable key (see chapter: Programmable keys). 
 
 
In 
conversation   
 
 
     
  
  
 
Short press   Loudspeaker  Short press 
 deactivate   
 loudspeaker 
For each audio mode, during the conversation, you can adjust the volume by pressing the 
volume
 keys. The number of levels depends on the audio mode (7 for handset and headset, 9 
-free and loudspeaker). The selected volume, for each audio mode, will be saved for 
 
•  During a conversation. 
•  Adjust volume by pressing the volume keys.