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General| Cable length | 0.8 m |
|---|---|
| Headset type | Monaural |
| Product type | Headset |
| Certification | FCC |
| Product color | Black |
| Wearing style | Handheld |
| LED indicators | Yes |
| Operating keys | Answer/end call, Mute, Reject call, Volume +, Volume - |
| Control unit type | In-line control unit |
| Recommended usage | Calls/Music |
| Compatible products | T41S/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 certificates | CE |
| USB connector | USB Type-A |
| Wireless range | 10 m |
| Bluetooth version | 5.1 |
| Connectivity technology | Wired & Wireless |
| Impedance | 32 Ω |
| Driver unit | 35 mm |
| Ear coupling | Supraaural |
| Headphone frequency | 20 - 20000 Hz |
| Maximum input power | 10 mW |
| Headphone sensitivity | 115 dB |
| Microphone type | Built-in |
| Microphone frequency | 100 - 14000 Hz |
| Microphone sensitivity | -44 dB |
| Microphone direction type | Unidirectional |
Weight and Dimensions| Weight | 110 g |
|---|
Lists all items included in the headset package, including the headset, USB cables, carrying case, and quick start guide.
Details the functions of each button on the headset, including Bluetooth, Mute, PC Talk, Volume, and Teams/Voice Assistant buttons.
Explains the meaning of the busylight indicator on the headset, indicating call status and ring status.
Details the indicator lights for Bluetooth connection status, pairing mode, and call status on mobile and PC.
Describes the indicator lights for Teams client connection status and missed calls/voice messages.
Provides instructions on how to connect the headset to a PC or Yealink IP phone using the USB cable.
Explains the process for pairing and connecting the headset to a mobile device using Bluetooth.
Details how to disable the Bluetooth connection on the headset.
Instructions on how to wear the headset on the left or right side, including microphone rotation.
Guidance on how to adjust the microphone boom for optimal comfort and sound pickup.
Instructions on how to secure the microphone cable to clothing for convenience.
Allows manual checking of the headset's remaining talk time and device connection status.
Explains how to answer, end, reject, redial, and hold calls, and play/pause music.
Describes how to mute or unmute the microphone by moving the boom up or down.
Details how to handle multiple incoming calls, including switching and conferencing.
Instructions for updating the headset firmware using the Yealink USB Connect software.
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