ShenZhen Aoni Electronic Industry B219 User manual

User Manual
Model No: B219
FCC ID:Z63-U0B219L
FCC ID:Z63-U0B219R
Bluetooth V5.0
True Wireless Stereo Earbuds User Manual

Welcome to use
Thank you for purchasing the True Wireless Stereo Earbuds B219, Please read the user manual
carefully before use .
Safety Warning
1. Please read the user manual carefully before using and follow the instructions.
2. Please do not modify, assemble, disassemble this earphone. Otherwise, it may cause this
Bluetooth earphone with noise, fire, leakage of electricity, crash and other issues. Such problems
caused by human error are not covered by the warranty range.
3. Please do not use any diluent or volatile liquid to clean the TWS earbud.
4. Please do not listen to high-volume earphones for a long time, to avoid adverse effects on
hearing.
5. Please do not use this TWS earbud in any dangerous area.
Button Function:

1. Charging case button, after press this button, the LED indicator will show the battetry’s
capacity.
2. LED light indicator of charging case
3. Micro USB jack for charging
4. Touch button of Earbuds
5. LED indicator of Earbuds
6. Earbuds’storage location
7. Charging Pin of Earbuds
8. Microphone of Earbuds
Packaging list
1. TWS Earbud*2
2. Charging Case*1
3. Micro USB Cable*1
4. Small, Middle and Large Ear Tip*1
5. User manual *1
Bluetooth Pairing
Pairing with mobile phone .
1. Take the earbuds out of the charging case, there is a “Power On……Paring”prompt voice, the
earbuds will connect each other firstly and you will see a blue and red light flashing alternately
on a earbud, the other’s LED indicator is off at the same time. (The other situation: Long press
touch buttons of earbuds for about 2 seconds when power off, the earbuds will connect each
other firstly and will be going to pairing mode.

NOTE: The earbud blue and red LED indicator will light on(like a light purple indicator) at the
same time for about 3minutes if fail to pair with phone, in this case, please put the earbuds back
to the charging case, click the touch buttons once and long press the buttons for about 5s, then
you will see a light purple indicator flashing 1s. Finally, the earbud can connect each other
successfully when you take them out.
2. Turn on Bluetooth function of mobile phone , search for available Bluetooth devices.
3. Please select“B219”to pair with your device .
4. Enter“ 0000 ”for pairing connection if PIN code requested
5. There is a “Connected” prompt voice after pairing successfully. The Earbuds will be
automatically power off in 3 minutes if no device paired.
Pairing with computer or other devices
1. You should use Bluetooth adapter if your computer does not support Bluetooth.
2. Plug the Bluetooth adapter into the computer's USB port and make sure the Bluetooth
function of the adapter is activated.
3. Long press the touch button of earbuds for about 2 seconds when power off, the earbuds will
be going to pairing mode.
4. Open the Bluetooth software which installed in your PC and select "Search for Bluetooth
Devices." Please refer to the details of the Bluetooth software manual.
5. After few seconds, the Bluetooth name will appear in the list, select "B219" and click the
mouse button to select the pairing.
6. Turn on your media player to play music, watch TV / movies, play games, you can hear a variety
of sounds or music from your Earbuds.
NOTE:
1. In the event of TWS Earbuds are not used for a long time, please also charge the case in a
regular time (suggest to charge the headphone once in each 30 days).
2. Low Battery Alarm: When the battery power is less than 10% and the voltage is lower than
3.3V, the Earbuds will have "beep, beep, beep" prompt tone in each 3 minutes, the red light
flashed 2 times in each 3 minutes. When the battery voltage is lower than 3.1V, "beep, beep,
beep" prompt tone again and earbuds power off automatically.

Switch Control
Function
Operation
prompt
Power On
Press and hold the touch buttons of
earbuds for about 2 seconds when
power off
Comes with voice prompt“Power
on”, blue LED light flashes 1s
Power Off
Press and hold the touch buttons of
earbuds about 5 seconds when
power on
Comes with voice prompt “Power
off”, red LED light flashes 1s
Power onAutomatically
The earbuds power on automatically
when took out from charging case
Comes with voice prompt“Power
on”, blue light flashes 1s
Power off Automatically
1) The earbuds power off
automatically when put them back to
the charging case; 2) The Earbuds will
automatically power off in 3 minutes
if no device paired
Comes with voice prompt “Power
off”, red LED light flashes 1s
Pairing with Cell Phone
Press and hold the touch buttons for
about 2 seconds when power off, the
earbuds will enter pairing mode, and
will be power off automatically if not
paired in 3 minutes
Comes with voice prompt " pairing ",
red and blue light will flash alternately
R & L Earbuds
Connection
Press andn hold the touch buttons for
about 2 seconds when power off, then
R & L earbud will connect to each
other
Blue and red light flashing alternately
on a earbud, the other’s LED indicator
is off at the same time
Reconnection with Cell
Phone
When power on or take out the
earbuds from charging case, the
earbuds will reconnect to the last cell
phone automatically in 10 seconds
Comes with voice prompt
“Connected”, the light will be off

Reconnection of TWS
Press and hold Left earbud(Slave) for
2s or take it out from charging case, it
will connect with Right
earbud(Master) automatically, then
enter Paring Mode in about 10s
Blue and red light flashing alternately
on Right earbud, the other’s LED
indicator is off at the same time
Reconnection in
Effective Distance
If the distance between mobile phone
and earbuds is more than the BT
effective range(about 10m) during
the Paired Mode, they will
disconnect. They will reconnect again
automatically under the effective
range when earbuds power on
/
Reset
please put the earbuds back to the
charging case, click the touch buttons
once,then press and hold the buttons
for about 5s, you will see a light
purple indicator flashing for 1s.
Finally, the earbud can connect to
each other successfully when you
take them out.
A light purple indicator(red and blue
light flashing at the same time)
flashing 1s
Earbuds Charging
Put them back to the charging case,
earbuds will power off and would be
charged automatically, it usually takes
about 1.5-2.0 hours to a full charge.
Red LED light is always on during
charging, The red light will be off when
fully charged
Charging Case Charging
1. Use micro USB charging cable plugs
into the USB interface connector.
2. Then the other port of the USB
Charging LED indicators will flash when
charging and always on after fully
charged

charging cable plug into the interface
connector on other device or
computer.
Phone Call Control
Status
Operating
Prompt
Answer an incoming
phone call
Click the either side touch button
once to answer an incoming call
Comes with voice prompt
"beep" ; Blue lights flash
3times/s when there is an
incoming phone call
Reject a phone call
Long press either side touch button
for about 1.5s to reject an incoming
call
Comes with voice prompt
"beep"
End a phone call
Click either side touch button once
to end a phone call
Comes with voice prompt
"beep"
Media Player Control
Status
Operating
Prompt
Play
Click either side touch button once
when music in pause status
/
Pause
Click either side touch button once
when music in playback status
/
Next Track
Click Right Earbud（Master）touch
button 2 times quickly for Next
Track
/
Previous Track
Click Left Earbud(Slave) touch
button 2 times twice quickly for
Previous Track
/

Turn on Voice Assistant
Press and hold either side touch
button for about 1.5s to turn on
voice assistant/Siri when the device
paired with your cell phone
Comes with voice prompt
"beep" , when turn on voice
assistant
FCC Statement
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.
NOTE: 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:
1) Reorient or relocate the receiving antenna.
2) Reorient or relocate the receiving antenna.
3) Reorient or relocate the receiving antenna.
4) Consult the dealer or an experienced radio/TV technician for help important announcement
The device has been evaluated to meet general RF exposure requirement. The device can be used
in portable exposure condition without restriction.