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
Base and headset basics
6