ASKA ELECTRONICS CO. LIMITED F3L Benutzerhandbuch

User Manual

To know more about your 

F3L 

 Bluetooth headphone

1,Bluetooth  4.2
2,3.5mm music line-in function
3,Smart voice alerts
4,Support connecting with 2 phones devices  
5, iOS show the headphone battery power status

1, General Function 

Power on:  Press multifunction button for 2 seconds. 
Blue LED flashes 2 times. Headphone turn on.
Power off: Press multifunction button for 3 seconds. 
Red LED turn off  after flashes 2 times. Headphone 
turn off.
Volume adjust:  Each press on 'Volume up' or 'Volume 
down' buttons, one level voice volume changes. When 
volume reaches to Max or Minimum, "Tick" reminding 
voice occurs.
Play/Pause:  Short press multifunction button ,music 
pause. Press it again, music continues.

Previous:  Short press 'Previous' button, music turns 
to previous one.
Next:  Short press 'Next' button, music turns to next one.
Answer Call:  Short press multifunction button to 
answer the phone call.
End call:  Short press multifunction button, phone 
call ended.
Reject call:  Press 'Volume up' button, for 2 seconds 
to rejected a call.
Transfer call:  During the phone call conversation, 
press  'Volume up' button for 2 seconds, call switches 
to mobile phone. Press 'Volume up' button, for 2 
seconds again, call switches to headphone. 
Last number redial:  in standby status ,continuously 
press headphone multifunction button twice to redial 
the last number.
Call Mute function:  Press 'Volume down' button for 2 
seconds, call mute. Press 'Volume down' button for 2 
seconds again, call mute cancel.
Battery Capacity status:  When headphone connect 
to iOS devices, iOS devices show the headphone 
battery power status on the upper right corner.
Charging:   new headphone has enough power for 
pairing and dialing out for several times. When in low 
battery, please charging via USB cable for 2 hours. 
Red LED keep lighting during charging, blue LED 
keep lighting charging finished.
Reset Mode:  Connect the headphone to computer 
via Micro USB cable. When red LED light flashes ,
headphone reset finished.

3.5mm music line-in function

：Connect Audio line 

in cable to 3.5 audio jack for wired music.

Phone call function cannot be used in this mode

The headphone is on status (not connect with 
mobile phone )

A) connect the 3.5 audio wire to the headphone and

audio player.

B) you can adjust volume button of 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, Smart voice 
remind entering into pairing mode. 
Activate your phone or device Bluetooth function 
and search for headphone. from the list of found 
devices on your mobile phone , select the headphone
“F3L” to connect it .follow the instruction to enter 
“0000” as PIN if the  mobile phone reminder to need.

1,   1 X Stereo Bluetooth headphone F3L
2,  1 X Charging Micro USB Cable
3,  1 X User Manual
4,  1 X 3.5mm audio wire

Bluetooth version:      4.2
Talk time:   

   8h 

Stand-by time: 

   130h

Music play time: 

   6h 

Wireless range: 

   10m

Bluetooth profiles:      A2DP / AVRCP/ HSP /HFP
Impedance: 

   32

Ω

Speaker diameter:        40mm
Sound pressure level:   103

±3dB

Frequency Response:   20Hz---20KHz
Signal-To-Noise: 

    

≥85dB

Distortion:

≤1.0%

Weight: 

169.6g

Dimension: 

    176 x 166 x 65mm

Volume Down/
Mute Call

Volume Up/
Reject Call

Headphone or device can be used to play your 
phone music or dial phone call etc.

This headphone can support 2 devices 
multi-connection. It can pair with two mobile phones 
simultaneously, taking the call from any of them. 

1.Pairing with the A phone successfuly,

thenturn off  the headphone.

2.Do the same procedure with B phone.

3.Then power off the headphone again.

4.restart the headphone, it will automatically connect

to the  Phone B of  Last connected , and short press
the two key of “volume +” and “volume -”
simultaneously ,can enable the multipoint Connect
function, from the list of found devices on another
mobile phone A,select the headphone  to connect it.

1, You must choose a qualified charger from a r
   egular manufacturer to charge the headphone.
2, You must charge the headphone if it has not 
    been used for more than 12 months.

 

  LED Status 

 

  Blue LED flashes 2 times

 

 

  Red LED flashes 2 times

 

 

  Red LED & Blue LED flashes alternately

 

 

  Blue LED    flashes 3 times in 5 seconds

 

 

  Blue LED    flashes    continuous

 

 

  Red LED    flashes 2 times every 2 seconds

 

 

 

 

 

Red LED keep lighting during charging, 
Blue LED keep lighting charging finished.

This equipment has been tested and found to comply with the 

limits for a Class B digital device, pursuant to part 15 of the FCC 

Rules. These limits are designed to provide reasonable protection 

against harmful interference in a residential installation. This 

equipment generates, uses and can radiate radio frequency energy 

and, if not installed and used in accordance with the instructions, 

may cause harmful interference to radio communications. 

However, there is no guarantee that interference will not occur in 

a particular installation. If this equipment does cause harmful 

interference to radio or television reception, which can be 

determined by turning the equipment off and on, the user is 

encouraged to try to correct the interference by one or more of 

the following measures:

—Reorient or relocate the receiving antenna. 

—Increase the separation between the equipment and receiver. 

—Connect the equipment into an outlet on a circuit different 

from that to which the receiver is connected. 

—Consult the dealer or an experienced radio/TV technician for 

help. 

This device complies with part 15 of the FCC Rules. Operation is 

subject to the following two conditions: (1)This device may not 

cause harmful interference, and (2) this device must accept any 

interference received, including interference that may cause 

undesired operation. 

changes or modifications not expressly approved by the party 

responsible for compliance could void the user's authority to 

operate the equipment. This equipment complies with FCC 

radiation exposure limits set forth for an uncontrolled 

environment .The device has been evaluated to meet general RF 

exposure requirement. The device can be used in portable 

exposure condition without restriction.