1 Desk phone button
2 Computer button
3 Back button
4 Base screen
5 Navigation wheel (scroll/press)
6 Headset charge cradle
7 Mobile phone button
8 Mute button or Microsoft Teams button (varies by model)
Back view
1 Headset charge cradle
2 Back button
3 Navigation wheel (scroll/press)
4 Telephone interface cable jack
5 Handset lifter jack
6 Computer cable USB-C port
7 Power jack
8 Desk phone configuration switch
9 Cradle release slider
Accessories
1 Electronic hookswitch cable (EHS cable) Electronically and automatically answers/
ends a desk phone call. Enables remote call control with your headset.
2 HL10 lifter Automatically lifts handset and returns it to the cradle. Enables remote
call control with your headset.
5