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Yealink UH38 User Manual

Yealink UH38
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| 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
Answer call
Press the Mobile button.
Note: When receiving an incoming call,
the Busylight LED flashes red quickly,
and the Mobile button LED flashes green.
During the call, the Busylight LED glows
red and Mobile button LED glows green.
End call Press the Mobile button.
Reject call Press the Mobile button twice.
Redial
Press the Mobile button twice in the idle
state.
Hold/resume call
Press and hold the Mobile button for 2
seconds.
Note: When a call is placed on hold, the
Mobile button LED flashes green.
(Control buttons for
Bluetooth device call)
Play/Pause music Press the Mobile button.
Answer PC/IP phone call Press the PC button.
Note: When receiving an incoming call,
the Busylight LED flashes red quickly,
and the PC button LED flashes green.
During the call, the Busylight LED glows
red and PC button LED glows green.
End PC/IP phone call Press the PC button.
Reject PC/IP phone call Press the PC button twice.
Redial Press the PC button twice in the idle state.
(Control buttons for
USB device call)
Hold/resume call Press and hold the PC button for 2
seconds.
Note: When a call is placed on hold, the
PC button LED flashes green.

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Yealink UH38 Specifications

General IconGeneral
Cable length0.8 m
Headset typeMonaural
Product typeHeadset
CertificationFCC
Product colorBlack
Wearing styleHandheld
LED indicatorsYes
Operating keysAnswer/end call, Mute, Reject call, Volume +, Volume -
Control unit typeIn-line control unit
Recommended usageCalls/Music
Compatible productsT41S/T42S/T46S/T48S/T42U/T43U/T46U/T48U/ T53/T53W/T54W/T57W/T58A/VP5
Storage temperature (T-T)-5 - 70 °C
Operating temperature (T-T)0 - 45 °C
Sustainability certificatesCE
USB connectorUSB Type-A
Wireless range10 m
Bluetooth version5.1
Connectivity technologyWired & Wireless
Impedance32 Ω
Driver unit35 mm
Ear couplingSupraaural
Headphone frequency20 - 20000 Hz
Maximum input power10 mW
Headphone sensitivity115 dB
Microphone typeBuilt-in
Microphone frequency100 - 14000 Hz
Microphone sensitivity-44 dB
Microphone direction typeUnidirectional
Weight and Dimensions IconWeight and Dimensions
Weight110 g

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