
Base and headset basics
Base
1  | Power jack  | 8  | Computer button  | 
2  | Handset lifter jack  | 9  | Mobile phone button  | 
3  | Telephone interface cable jack  | 10  | Desk phone button  | 
4  | USB port  | 11  | Bluetooth pairing button/LED  | 
5  | Desk phone speaking volume  | 12  | Subscription button/LED  | 
6  | Desk phone configuration switch  | 13  | Charging LED  | 
7  | Desk phone listening volume  | 
  | 
  | 
Headset
1  | Ear loop  | 5  | Battery  | 
2  | Ear tip  | 6  | Headset LED  | 
3  | Volume/Mute button  | 7  | Microphone  | 
4  | Call control button  | 
  | 
  | 
6