The following diagram shows the Cisco Headset 320 Series controller and LEDs.

One indicates the mute button. The mute button is on the top of the controller, nearest
          to the volume up button. Two indicates the Webex button. The Webex button lies flat with
          the face of the controller on the same side as volume down. Three is the volume up button
          and has a raised bump on it. Four is the volume down button.
Table 1. Cisco Headset 320 Series Buttons

Number

Symbol

Button

Action

1

Mute

Mute and unmute your calls

2

Webex button

Answer, end, and hold calls

Join a Webex meeting

Bring the Webex App to the front of your desktop

3

up

Volume up

Turn up your volume

4

down

Volume down

Turn down your volume

Table 2. Cisco Headset 320 Series LED Status

Call Status

LED Status

LED

Incoming call

Upcoming Webex meeting*

Blinking Green

Active call/meeting

Solid Green

Headset muted

Solid Red

*—If you have more than one upcoming Webex meeting, the LED does not light.

Answer a call

Press the Webex button on the inline controller.

End a call

You can end a call or Webex meeting with the inline controller.

Hold the Webex button for two seconds.

Mute your headset

Press the mute button on the inline controller.

Adjust your volume

Press Upup or Downdown on the inline controller.

Hold and resume a call

You can hold and resume calls in Webex UCM calling, Cisco Jabber, and on all Cisco IP Phones.
1

Press the Webex button once.

2

Press the Webex button again to resume a held call.

Reject an incoming call

You can reject incoming calls through your inline controller.

Press the Webex button twice on the inline controller.

Silence an incoming call

You can silence incoming call notifications if you're busy and don't want to be disturbed. If you do this, your device and headset won't ring, but you will receive a visual alert. You can still choose to answer the call.


 
This feature only applies to Cisco devices.

Press Down on the inline controller.

The following diagram shows the Cisco Headset 320 Series controller and LEDs.

Cisco Headset 320 Series Microsoft Teams certified headset
Table 3. Cisco Headset 320 Series Buttons

Number

Symbol

Button

Action

1

Mute

Mute and unmute your calls

2

Microsoft Teams call logo

Microsoft Teams button

Answer, end, reject, hold, and resume calls

Join a Microsoft Teams meeting

Bring the Microsoft Teams App to the front of your desktop

3

up

Volume up

Turn up your volume

4

down

Volume down

Turn down your volume

Table 4. Cisco Headset 320 Series LED Status

Call Status

LED Status

LED

Incoming call

Blinking white

In an active call or meeting

Solid green

Call on hold

Pulsing green

Connecting to Microsoft Teams

Pulsing white

Connected to Microsoft Teams

Solid white

Upcoming Microsoft Teams meeting

Pulsing white

Failed to connect to Microsoft Teams

Blinks white, then off

Headset muted

Solid Red

Answer a call

Press the Microsoft Teams logo once.

End a call

Press the microsoft teams button once.

Mute your headset

Press the mute button on the inline controller.

Adjust your volume

Press Upup or Downdown on the inline controller.

Hold and resume a call

1

Press the microsoft teams button twice to hold a call.

2

Press the microsoft teams button twice to resume the call.

Reject an incoming call

Hold the microsoft teams button for one second.

Silence an incoming call

You can silence incoming call notifications if you're busy and don't want to be disturbed. If you do this, your device and headset won't ring, but you will receive a visual alert. You can still choose to answer the call.


 
This feature only applies to Cisco devices.

Press Down on the inline controller.

Raise your hand in a Microsoft Teams meeting

You can use the Microsoft Teams button on your inline controller to raise or lower your hand in a meeting.

1

Hold the microsoft teams button for one second to raise your hand in a meeting.

2

Hold the microsoft teams button again to lower your hand.