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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
Headset LED
4
Mute button
2
Volume up button
5
Volume down button
3
Call control button
6
Microphone
Base and Headset Basics
6