Shenzhen PINCUN digital technology Co. Ltd. F9 用户手册

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页码 6
3.5mm music line-in function
Connect Audio line in cable to 3.5 audio jack for wired 
music. 
Active noise reduction function(ANC) 
When there is too much noise in surroundings, Switch the ANC key to “ON 
“ location ,ANC function can be enabled   to reduce noise , providing listening pleasure of
 high quality   to users.
 
Phone call function cannot be used in this mode 
The headphone is on or off status   
1, connect the 3.5 audio wire to the headphone and audio player. 
2, you can adjust volume bottom of the audio player or the mobile phone    to reach right 
volume to listen music. 
3, Pairing (One headphone support connecting 2 phone devices ) 
Pairing with one phone or other device 
Make sure the headphone is power off. 
Press and hold the multifunctional button for 5 seconds to enter into the pairing mode. 
Red LED & Blue LED flashes alternately, Activate your phone or device Bluetooth function 
and search for headphone. From the list of found devices on your mobile phone , 
select the headphone “
F9” to connect it. Follow the instruction to enter “0000” as PIN 
if the mobile phone
 reminder
 to need. Headphone or device can be used to play your 
phone music or dial phone call etc. 
Pairing with two phones or other devices at the same time 
This headphone can support 2 devices multi-connection. It can pair with two mobile 
phones simultaneously, taking the call from any of them. After completing pairing with the