Could Bluetooth Headset work all the mobile phones?

 No, Bluetooth headset should be used with the compatible mobile phones which support Bluetooth wireless technology.

What is the operation range between Bluetooth headset and mobile phone?

 U&I Bluetoothheadsets have passed the SIG Certificate approval, compliant with the Bluetooth V2.0 or latest V2.1, and Class II standard, work within a normal range of 10 meters. Environmental interference may affect this valid range. In addition, some mobile phone's Bluetooth range may be less than 10 meters, this will also effect the operation range.

What you should do if the Bluetooth headset could not turned on?

 Maybe the headset is out of power or in low power, please charge the headset to make sure it has enough power. Please refer to user manual for the charging time.

Why there is no charging indication while charging headset?

 Charging indication (the indicator light turns red and keep steady) will be delayde for a few minutes if the headset has not been used for a long time or the battery is drained.

Why the Bluetooth headset still could not work with the Bluetooth mobile phone, even after the headset if fully charged and turned on?

 Activate the Bluetooth function on the phone and pair the headset successfully with the phone, then the headset will work with your mobile phone. Please refer to section “Pairing Your Headset with a Bluetooth Mobile Phone” in Bluetooth Headset User Manual.

Why the molile phone can not search the Bluetooth headset?

 You have to set the headset into pairing mode, then the mobile phone can search the Bluetooth headset. Please refer to Bluetooth Headset User Manual, sections "Pairing Your Headset with a Bluetooth Mobile Phone".

Why the headset could not enter in to pairing mode?

 Please ensure to turn off the paired device, Because when paired with your devices seccessfully, then disconnect, the Bluetooth headset will connect with the paired device automatically within operation range when your turn it on. Please refer to the Bluetooth Headset User Manual, sections "Pairing Your Headset with a Bluetooth Mobile phone".

Why the mobile phone can find many different Bluetooth devices when searching?

Most of the Bluetooth phones are allowed to search one or more Bluetooth devices within operation range. So when you search, you can find U&I models, other Bluetooth devices ,or Unknown Devices,etc, from your mobile phone.

Do we need to do the pairing everytime before use?

 No. If the headset disconnect after paired, it will be connected with paired phone automatically within operation range (10m). Normally, if two Bluetooth Devices paired seccessfully, they will keep in connecting mode when power-on ,restart or replace the battery,etc.

How to do when the Bluetooth headset could not connect with the mobile phone?

 Usually have the following reasons:
(1) Maybe you have not turn on the headset or the power is not enough, please turn on the headset and ensure it has enough power.
(2) Maybe the headset does not pair successefully with the mobile phones, please pair with your phone refering to the User Manual of the headset.
(3) Maybe your mobile phone’s Bluetooth function has not been activated, please refer to the User Manual of the mobile phone.
(4) Maybe the distance between the headset and phone is out of the operation range. Please ensure your headset and phone is within 10m operation range and no obstacles, such as walls or other electronic devices, etc.
If all the above reasons still can not solve out your problems, please charge the headset to reset, or turn off the mobile phone and restart, then check again according to above reasons.

Why could not hear any sounds from the Bluetooth headset?

 Usually have the following reasons:
(1) Maybe the headset does not pair successefully with the mobile phones, please pair with your phone refering to the User Manual of the headset.
(2) Maybe the phone or the Bluetooth headset’s volume is too low, please increase the volume of the phone or the Bluetooth headset.
(3) Maybe you have turned on the mute function of the phone, please turn off the mute function and refer to the User Manual of the mobile phone.
(4) Maybe there is the connection problem between the Stereo Bluetooth Heaset and its earpiece, please ensure to insert the earpiece completely into audio/earpiece jack.

Why the voice is not clear from the Bluetooth headset?

 Usually have the following reasons:
(1) Maybe the phone or the Bluetooth headset volume is too low, please increase the volume of the phone or the Bluetooth headset.
(2) Maybe the place where you are with too weak signal, please move to another place with strong signal, and put the Bluetooth headset and mobile phone in the same direction.
(3) Maybe the distance between the headset and phone is out of the operation range. Please ensure your headset and phone is within 10m operation range and no obstacles, such as walls or other electronic devices, etc.

Why could not enjoy the music in mobile phone by Bluetooth stereo headset?

 A  It depends on if your mobile phone supports music function. For more details, please refer to the User Manual of your mobile phone.

Why could not reject incoming calls, redial or voice dialing?

Please refer to the user manual of the headset to confirm proper operations, and this function also depends on you mobile phone supports. For more details, please refer to the User Manual of the mobile phone.

Why could not use voice dialing function?

Please make sure that your mobile phone supports voice dialing function, and you have recorded the voice tag into your mobile phone. For more details, please refer to the User Manual of the mobile phone.

Can we charge it when it is working?

Please do not charge your headset when it is working, it may end your conversation.

Why the headset turns off suddenly?

Usually have the following reasons:
(1) Maybe your Bluetooth headset is out of the power. The indicator light will flash red when the headset is running out of battery, please charge it in time.
(2) Maybe Mobile phone’s Bluetooth function is closed. Please turn off the mobile phone and then restart or close the Bluetooth function of the mobile phone and then reopen.

Why can my headset work properly before, but now unworkable?

Please ensure the mobile phone turns on, and the Bluetooth function has been activated. If the Bluetooth function has been closed or works temporarily, please restart Bluetooth function and do the pairing again.

Why could not turn off the headset or it is no response?

If that happens, please charge your headset to make it resets and try again

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