Jiangmen Pengcheng Helmets Ltd. DWO-2 Manual Do Utilizador

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3.  Search backward 
Press Volume - to search backward 
4.  Volume control 
Press and hold Volume + to turn up the FM volume; press and hold Volume - 
to turn down your FM volume. Release the Button till you feel good. When 
reaching the maximum/minimum volume, there will have a “DiDong” notice 
tone. 
5.  Mobile phone or intercom call has higher priority than FM radio. Mobile 
phone/Intercom call will interrupt the radio. The FM will be activated 
automatically after call ended 
Trouble shooting 
1.  Not working 
It could be a flat battery, charge it for 3 hours. 
2.  No sound 
Physically check out whether the speakers and microphone have been 
connected right? Have you turned down the volume too low? 
3.  Whistling of the speakers 
If the microphone is too closed a speaker, the speaker will make a whistling, 
take the microphone away from the speaker, and it will be ok. 
4.  Lose connection with the Mobile phone or music sources 
Please check out whether the battery is too low. 
5.  Can not connect with your Mobile phone 
Please confirm and try to connect with your Mobile phone before purchasing. 
We don’t undertake that it can connect with all types of Mobile phone since 
some Mobile phone may not take the standard Bluetooth profile. 
6.  Can not reconnect with your Mobile phone 
Please cancel all Bluetooth devices on your Mobile phone then turn off, take 
out your Mobile phone battery for a few seconds, and then put back the 
battery, turn on your Mobile phone, restart the Bluetooth function and search 
the Bluetooth device. Now you can reconnect with your Bluetooth helmet 
headset. 
7.  Reset 
In some regions of high RF strength or near high power TV transmitters, GSM 
station or airport radars, these can overwhelm the headset and make it system 
halted, please just charge the unit, and then it will be reset and normally work 
again. 
8.  Please turn the headset back to After-sale Service Department if you can’t