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True Wireless Bluetooth Headset
BTH109
User’s manual
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Contents
Brief introduction…………...…………………………..…... 1
Before use……………………………………………………. 1
1. Overview…………………………………………………...……1
2. Charging for headset..……………………………………………2
Getting started……..…………………………………………3
1. Wearing headset............................................................ .........3
2. Use one piece earbuds...............................................................3
3. Use two earbuds..........................................................................4
4. Earbuds pairing/connecting........................................................5
5. Function operation-one earbuds connecting with cellphone......6
6. Function operation-two earbuds connecting with cellphone......8
7. Battery display........................................................................ ......8
8. LED indicator……………………………………………….....9
9. Factory Reset………………………………………………..…..9
Care and maintenance……………………………..……….10
FAQs……………………………………...…………………..10
Specification……………………………...………………..…11
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1
MFB touch-button
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LED indicator
2
Microphone
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Power on/off button
3
Ear tips
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Four different size ear
tips
4
Charging jack
Welcome to use this True Wireless Bluetooth headset, BTH109. Please read
this user’s manual carefully before use.
Brief introduction
BTH109 is a True Wireless Bluetooth Headset without any wire,each piece
comes with one Mic that can be used individually or be used together for
stereo sound.The headset support music and calling function.
Before use
1. Overview
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2. Charging for headset
When the headset is low power, the headset emits warning sound every 30s
and the red LED flashes instead of blue LED Please recharge the battery of
the headset.
The way of charging as following:
Using USB cable
1. Plug the USB charging cable to headset charging jack
2. Plug another side of cable to the USB port of PC
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Red light on: Charging
Red light off: Finish charging
3. It will takes about 2 hours to finish charging
Remarks:
1) The battery is recyclable.
2) Batteries (battery pack or batteries installed) shall not be exposed to
excessive heat place, such as sunshine, fire or the like.
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Getting started
1. Wearing headset
a. Choose the suitable size ear tips
b. Wear the headset of L and R channel accordingly,adjust each earbuds for
your ear to get best experience
2.Use one piece earbuds
In this mode one earbuds of headset connecting with device.
1.Power on:Press power key about 2s and release it till bluet LED on,and
earbuds prompt “Power on”.
2.Pairing:
a.Power off mode:Press power key about 5s and release it till red LED and
blue LED flash alternately,and earbuds prompt “Pairing”
b.Standby mode without connecting:Press power key about 2s and release it
till red LED and blue LED flash alternately,and earbuds prompt”Pairing”.
3.Connecting
Make sure the earbuds in pairing mode,find the Bluetooth name from search
list and click it.
Bluetooth name : BTH109L is left earbuds,BTH109R is right earbuds
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4. Power off:Press power key about 3s and release it till red LED on,and
earbuds prompt”Power off”.
Remark::
The earbuds will automatically connecting with the latest Bluetooth
device when power on
The earbuds will automatically switch to standby mode if disconnect
with device,and will power off automatically after 5 minutes to save
power.
The function operation are same for each earbuds.
3.Use two earbuds
In this mode use two earbuds at same to enjoy stereo sound. There are two
ways for both earbuds to connect.
The first way as below:
1.Power on both earbuds,then they will connecting with each other
automatically.
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2.Press power key about 2s in one of earbuds to make it into pairing mode.
3.Active Bluetooth function in cellphone and connect headset
name”BTH109L”/(BTH109R) in the list.
The second way as below:
Operate one of earbuds to connecting with cellphone, power on the other
earbuds, then the two earbuds will connecting with each other automatically.
Remarks:
Pairing mode keeps 2 minutes,the headset will switch to standby mode if
no device connected in limited time,and they will power off
automatically after 3 minutes.
The headset will connecting with the latest device automatically when
power on.
The headset can reconnecting with devices automatically if return back
to effective range within 5 minutes.
4.Earbuds pairing/connecting
1.Operate two earbuds to make them power on and enter pairing mode,red
LED and blue LED flash alternately .
2.Press power key about 2s in one of earbud to enter search mode,red LED
and blue LED slow flash.
3.Two earbuds will pairing and connecting.
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Remarks:
In normally the two earbuds will connecting automatically once power
on,which set in factory.
User can connect the two earbuds according above operation if they
failed connecting.
5.Function operation-one earbuds connecting with cellphone.
a.Answer
When calling(blue LED quick flash),click touch button once will answer the
call,click touch button second will hang up the call.
b.Reject calling
When calling(blue LED quick flash),long press touch button and release it
till hear prompt tone”DUDU”.
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c.Voice assistant
After connect with cellphone(blue LED flash twice every 5s),then press
touch button about 2s can active voice assistant like Siri.
d.Playing/Pause
Connecting with cellphone,double click touch button will play music,double
click again will pause playing.
Double click
e.Next song
Press touch button about 3s when in playing music.In this process will hear
prompt tone of voice assistant,do not leave till it switch to next song.
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6.Function operation-two earbuds connecting with cellphone
a.If two earbuds connect with cellphone,one of earbuds power off,the other
one will turned off also.
b.If two earbuds connect with cellphone,operate any one earbuds can control
playing/pause/nex song/voice assistant.
Remarks:
The function of operation are same for one earbuds or two earbuds.
If headset in calling mode,only the earbuds connecting with cellphone
can communicate and operate function.
7. Battery display
When the earbuds connected with IOS device, it will display the battery of
earbuds on the device. When the earbuds is in low battery, power symbol
show red, it emits you to charge for your headset.
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Full charge Low battery
LED indicator
Status of headset
Emits warning tone every 30s
Low battery
Emits “DUDU” once every 15s
Headset out of range with
cellphone(within 5 minutes)
Emits “DUDU” once every 10s
Out of range with the other
earbuds(within 1 minutes)
Emits “DUDU” once every 5s
Searching
One”DU” tone
Max volume
7. LED indicator
8. Factory Reset
In the status of charging, long press power key about 5 seconds and release
it until the red and blue LED flashes simultaneously, emits”DUDU” tone.
Remarks:
After factory reset, the paired list of earbuds will be deleted. After turn it on
again, the earbuds will enter pairing mode automatically, and you need to
re-pair and connect with Bluetooth devices.
But factory reset wont affect connecting with the other earbuds.
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Care and maintenance
Read the following recommendations carefully before using BTH109.
Following these you will be able to enjoy this product for many years.
Keep it dry and don’t put it in the dump place to avoid the product’s
internal circuit being affected. Don’t wear the headset when in strong
exercise to avoid sweat enter.
Keep the product away from direct sunlight or hot places. High
temperatures will shorten the life of electronic de vices, destroy the
battery or distort certain plastic parts.
Don’t expose the product to cold areas. It may damage the internal circuit
board.
Don’t try to disassemble the product as it may get damaged if you are not
professional.
Don’t let it fall down onto the floor or other hard s urfaces. The internal
circuit might get damaged.
Don’t use intensive chemical products or detergent to clean the product.
Don’t scratch the surface with sharp things.
Don’t use this product during strenuous exercise. It may get damaged by
sweat.
In case the product doesn’t function properly, send it to the store you bought
it. The staff will help you to solve the problem
FAQs
1. What does it mean when red LED flashes instead of blue LED?
Battery is low power, need to be recharged.
2. Why is the red LED off when charging?
a) Please make sure the charging device connect with headset well;
b) The battery may dry up. Please charge the battery for 30 minutes, and
then the red LED will be on.
3. Why can’t I hear the sound on the headset?
a) Make sure the volume is not too low or muted;
b) Make sure the headset connects with the mobile phone correctly;
c) Make sure the distance between the headset and the cell phone is in the
available Bluetooth range.
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Bluetooth version
Bluetooth V4.2
Bluetooth profiles
HFP, HSP, A2DP and AVRCP
Operating distance
10 meters
Music time
One earbuds: Up to5 hours
Two earbuds: Up to4.5 hours
Talk time
UP to 5 hours
Standby time
About 80 hours
Charging time
About 2 hours
Charging input
DC 5.0V /500mA
Weight (one earbuds)
About 9.4 g
Measure
5.5*3.5*2.3cm
4. Why can’t I hear the sound clearly on the headset?
a) Make sure the mobile phone is in the strong signal area;
b) Make sure the headset is in the available range. and no other block。
5. Why the pause/play, last/next song not function when playing music?
Make sure your Bluetooth device supports AVRCP (Audio/Video Remote
Control profile)
Specifications
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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:
- 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
Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment. 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.
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