Getting to know your telephone 
 
If a Wi-Fi network interferes the Bluetooth® signal, you can activate the following option to improve the 
Bluetooth® audio quality:  
•  Use one of the following: 
o   
o   (long press)   Bluetooth 
•  Noise cut: check this option. 
Note that the autonomy of the Bluetooth® device will decrease if the option is enabled.  
Please contact your installer if you encounter any problems. Before contacting your installer make sure 
you have information such as the serial number, the date code and the technical reference that you can 
find on the battery. 
  Comfort wired handset 
Your phone is provided with one of the following handset models. Both models are distinguished by the 
earpiece: the openings are different. 
 Super Wide Band Comfort Handset 
This handset is super wide band audio compatible (Symphonic HD). It 
offers the best audio quality if your desk phone is compatible with 
Symphonic HD audio. This handset supports the next generation of 
audio and delivers a rich, clear and detailed audio experience as if your 
contact is in the same room as you.  
The Super Wide Band Comfort handset can be ordered separately. For 
more information, contact your installer or administrator. 
 Wide Band Comfort Handset 
This handset is wide band audio compatible. It offers high audio quality. 
 
 The super Wide Band Comfort handset is delivered with phone marked with the 'Symphonic 
HD' logo except for Bluetooth® models (delivered with a Bluetooth® handset).