About This Guide
This guide contains instructions for connecting and using your UH34/UH34 Lite headset.
Hardware Overview
- Wired Headset UH34/UH34 Lite Mono
- Wired Headset UH34/UH34 Lite Dual
- Teams/Voice Assistant Button LED Indicator
Wired Headset UH34/UH34 Lite Mono
Wired Headset UH34/UH34 Lite Dual
When used with the Teams client, the button LED indicator is as follows. When the voice assistant is activated, the button always glows white.
LED Indicator
| LED Indicator | Description |
| Slow-flashing white | When there are missed calls/voice mails/Teams meeting notification |
| Solid white | Teams connected |
| Off | Teams disconnected |
Connecting to PC/Yealink IP Phone
Connect the headset to a USB port on the PC/Yealink IP phone.
Headset Wear
- Left or Right Wearing Style
- Adjusting the Headband
- Positioning the Microphone
- Storing the Microphone
Left or Right Wearing Style
You can wear the headset on the left or right by flipping the microphone to the other side (320° limit).
Adjusting the Headband
Adjust the headband to find the most comfortable fit.
Positioning the Microphone
It is recommended to position the microphone close to your mouth (0.5 inches).
The microphone is bendable for personal preference.
Storing the Microphone
The microphone can be placed upright.
Basic Call Usage
Headset | Function | Action |
 | Answer call | Press the Answer/End Call button. Note: When receiving an incoming call, the Answer/End button LED flashes green. During the call, the Answer/End button LED glows green. |
| End call | Press the Answer/End Call button. | |
| Reject call | Double-press the Answer/End Call button. | |
| Redial | Double-press the Answer/End Call button. | |
| Hold/resume call | Hold the Answer/End Call button for 2 seconds. Note: When a call is placed on hold, the Answer/End button LED flashes green. | |
 | Adjust volume | Press the Volume Up/Volume Down button. |
 | Mute/un-mute microphone | Press the Mute button. Note: When a call is muted, the Mute button LED glows red. |
 | (Teams version) Activate Cortana integrated in Teams | Hold the Teams button for 2 seconds. (this requires Microsoft’s support). |
| (Teams version) Invoke the Teams client | Press the Teams button in the idle state. | |
 | (UC version) Activate voice assistant | Hold the Voice Assistant button for 2 seconds. |
Multiple Calls Handling
The headset and base can accept and handle multiple calls at the same time.
Multiple Call Handling | Action |
| End the current call and answer the incoming call | Press the Call Control button. |
| Put the current call on hold and answer the incoming call | Hold the Call Control button for 2 seconds. |
| Switch between held call and active call | Hold the Call Control button for 2 seconds. |
| Reject incoming call, while on a current call | Double-press the Call Control button. |
Yealink USB Connect
Yealink USB Connect is a computer software designed to manage Yealink USB devices. With Yealink USB Connect, you can:
- Get an overview of connected Yealink USB devices
- Manage your Yealink USB devices
- Update your Yealink USB device to enhance its performance and features
- Give feedback on your Yealink USB device
Note: Download via support.yealink.com.
- Update Firmware
Update Firmware
Procedure
- Connect the headset to the USB port of PC.
- Update the headset firmware via Yealink USB Connect.
• Check for updates
• Update manually
For more information on Yealink USB Connect, refer to Yealink USB Device Manager Client User Guide.
For more information on Yealink USB Connect, refer to Yealink USB Device Manager Client User Guide.FAQ
View the FAQ guide on http://support.yealink.com/.
Yealink Support
