1. During a call, press the Left soft key to view additional Options.
   
2. Scroll to Hold, then press the Center nav key to place the call on hold.
   
3. Press the Right soft key to resume the call.
   
4. Scroll to Address Book, then press the Center nav key to view contacts during the call.
   
5. Press the Right soft key to return to the call.
   
6. Scroll to Save to Address Book, then press the Center nav key to create a new contact from the current call.
   
7. Scroll to the desired option, then press the Center nav key.
   
8. Scroll to the desired type, then press the Center nav key.
   
9. Scroll to Noise Suppression on/off, then press the Center nav key to toggle this feature on/off.
   
10. From the call screen, press the Center nav key to enable Speaker Phone.
    
11. Press the Center nav key again to disable Speaker Phone.
    
12. Alternative, press the Speaker key to enable or disable the speaker phone.
    
13. Press the Right soft key to enable Mute.
    
14. Press the Right soft key again to Unmute.