Package List Headset Waterproof Zipper Bag 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. Connection Plug the headset into either a USB-A/USB-C port on your computer, depending on the USB variant of the headset.
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Mute Volume up/next track Play/pause Unmute Microphone/ Volume down/prev. track answer call Call control Busylight Busylight Control • Via Yealink USB Connect • Via headset buttons Busylight LED solid red Simultaneously press and hold the Volume +/- buttons "Busylight on"...
Calls & Music Press once • Answer call • End call • Accept the incoming call and end the active call Double-press • Redial • Reject the incoming call and continue the active call Hold for 2 sec • Hold call •...
• Active the Immersive Mode Note: • You can set the level of noise cancellation on Yealink USB Connect (desktop client) or Yealink Connect (mobile app). • If you are in Noise Canceling mode, you might not hear the ambient sound. It depends on ambient conditions and the type or volume of audio playback.
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Note: UH48 supports Yealink T27G/T4xS/T4xU/T53/T5xW/T58/VP59 through the USB connection. To have a better experience, the phone fi rmware is recommend- ed to be v86 (xx.86.x.xx) or higher. You can fi nd more detail in the “Yealink Head- set Compatibility Guide” from the Yealink support website.
The crossed out garbage can that appears on the any claim from a third party. We are not liable for problems with Yealink device device means that when it has reached the end of its useful life, arising from the use of this product;...
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