Cannot hear the other person or the call volume is low during calls/The other person cannot hear you or their call volume is low during calls.
- Check that both the headset and the connected device are turned on.
- Turn up the volume of the connected device if it is too low.
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When you use the video calling application, open the settings* of the video calling application, and check that the speaker or microphone setting is specified as [Headset (WF-C700N Hands-Free)]**. When the settings of the video calling application cannot be checked or calling connections [Headset (WF-C700N Hands-Free)] cannot be selected, select [Headset (WF-C700N Hands-Free)] on the settings of your computer to make connections.
*Depending on the video calling application you are using, this function may not be available.
**Names may vary according to the computer or the video calling application you are using.
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If the size of the earbud tips does not match the size of your ear canals or the headset is not worn properly in your ears, you may not obtain the correct sound qualities, noise canceling effects, or call performance.
If any of this is the case, try the following.- Change the earbud tips to ones that fit more snugly in your ears. When changing the earbud tips, try the earbud tip sizes in order from the larger ones to the smaller ones. The most suitable size of the earbud tips for left and right ears may be different.
- Check that you are wearing the headset properly in your ears. Wear the headset so that the earbud tip is comfortably situated as deep in the ear canal as possible.
- Set the headset units into the charging case, and close the charging case lid. Then, take out the headset, and reconnect with the Bluetooth device.
- Restart the Bluetooth device such as your smartphone or computer, and reconnect with the headset.
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Set the headset units into the charging case, and close the charging case lid.
You may be able to resolve some issues by setting the headset units into the charging case. - Reset the headset.
- Initialize the headset, and pair the headset and the device again.
