Headset Buttons..........................5 Busylight Indicator..........................6 Mobile/PC Button Indicator........................6 Teams/Voice Assistant Indicator......................7 UH38 Headset Connection................7 Connecting to PC/Yealink IP Phone via the USB Cable..............7 Connecting to Mobile Device via Bluetooth..................8 Disable Bluetooth..........................8 Headset Wear....................8 Left or Right Wearing Style.........................8 Adjusting the Microphone........................9...
| About This Guide | 3 About This Guide This guide contains instructions for connecting and using your UH38 headset. Hardware Overview • Package List • Headset Buttons • Busylight Indicator • Mobile/PC Button Indicator • Teams/Voice Assistant Indicator...
| Hardware Overview | 4 Package List 1. UH38 dual headset (with built-in battery)/mono headset (without built-in battery) 2. USB 2.0 Cable ( USB-A to USB-C/USB-C to USB-C, line length 1.2 meters ) 3. Carrying Case 4. Quick Start Guide Note: We recommend that you use the included accessories, and other accessories may have compatibility issues that prevent them from working properly.
Hold for 5 seconds while the headset is powered off to enter the Bluetooth pairing mode (the button flashes red Mobile Talk and blue). Then, you can search and connect Yealink UH38 on the mobile phone. • Hold for 5 seconds to disable Bluetooth.
| Hardware Overview | 6 Button Description Hold for 2 seconds to activate the voice assistant. (UC Edition) Voice Assistant Button Note: Before using the Teams feature, you should install the Microsoft Teams client on your PC. For more information on LED indicator status, please refer to the user guide. Busylight Indicator Introduction of the busylight indicator on both sides of the headset: Indicator...
Connecting to PC/Yealink IP Phone via the USB Cable • Connecting to Mobile Device via Bluetooth • Disable Bluetooth Connecting to PC/Yealink IP Phone via the USB Cable Connect the headset to the PC/Yealink IP phone via the USB cable.
(500ms/time) after 2 seconds of the green light of the headset. 2. Enable Bluetooth on your mobile phone/IP phone/PC. 3. You can search and select the Yealink UH38 from the list of Bluetooth devices to pair with UH38. The voice prompts "Mobile one connected" means that the connection is successful.
| Headset Wear | 9 Dual Headset You need to distinguish the left and right of microphone, and the rotation angle of the microphone is up to 150°. Adjusting the Microphone You can adjust the microphone to find the most comfortable fit. When using the headset, you can bend the microphone boom properly and bring it closer to your mouth for a better sound pickup.
| Headset Usage | 10 Clip the Microphone Cable on Clothes You can fix the microphone cable to your clothes with clothespins. The clothespin keeps the microphone cable in a convenient position when using your mobile phone away from your PC. Headset Usage •...
| Headset Usage | 11 Results • Dual Headset: the voice prompts "Remaining talk time xx hours, XXX connected". • Mono Headset (without built-in battery): the voice prompts "XXX connected". Basic Call and Music Headset Feature Action Press the Mobile button. Note: When receiving an incoming call, the Busylight LED flashes red quickly, Answer call...
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| Headset Usage | 12 Headset Feature Action Press the Volume Up/Volume Down button. Adjust volume Note: press and hold the Volume Up/Volume Down button to increase/ decrease the volume. Manually turn on/off the Press the Volume Up/Volume Down headset Busylight indicator button when not in a call.
| Headset Usage | 13 Mute Usage You can mute the microphone by moving the boom up or unmute it by moving it down. Start Mute detection feature: it will prompt "Muted" when you are speaking into the muted microphone. Otherwise, it will not prompt.
Results The list of paired devices will be cleared and all settings are reset after the headset is restored. Yealink USB Connect Yealink USB Connect is a computer software designed to manage Yealink USB devices.
• 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. •...
| FAQ | 16 2. 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. View the FAQ guide on http://support.yealink.com/.
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