K-Mate BTH109R User manual

BTH109R
True Wireless Bluetooth Headset
User’s manual

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. Two earbuds connecting........................................................5
5. Operation....................................................................................6
6. Battery display....................................................................... ......10
7. Prompt tone.......…………………………………………….....10
8. Factory Reset………………………....……………………..…..11
◼Care and maintenance……………………………..……….12
◼FAQs……………………………………...…………………..12
◼Specification……………………………...………………..…13

Welcome to use this True Wireless Bluetooth headset, BTH109R. Please
read this user’s manual carefully before use.
◼Brief introduction
BTH109R 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
1
1
MFB touch-button
5
LED indicator
2
Microphone
6
Power on/off button
3
Ear tips
7
Four different size ear tips
4
Charging jack

2. Charging for headset
When the headset is battery low, the headset emits “Battery low” every 2
minutes and the red LED slowly flash four times every minutes. 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
Red light on: Charging
Red light off: Finish charging
3. It will takes about 1.5 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.
2

◼Getting started
1. Wearing headset
a. Choose the suitable size of ear tips
b. Wear the headset of L and R accordingly,adjust each earbuds for your ear
to get best experience
Left ear Right ear
2.Use one earbud
In this mode, only one earbud of the headset connecting with device.
1) Power on
Press power button about 3s and release it till blue LED on, and earbud
prompt “Power on”.
2) Pairing
Power off mode:Press power button about 5s, release it
till red and blue LED flash alternately, earbud will
prompt “Pairing”.
3) Connecting
a. Make sure the earbud in pairing mode.
b. Turn on the Bluetooth function of cellphone, search the Bluetooth name
of earbud and connect it.
Bluetooth name of earbud : BTH109R-L for left earbud, BTH109R-R for
right earbud.
3

4) Power off
Press power button about 5s and release it till red LED on,and earbud
prompt “Power off”.
Remark:
◆Right earbud will automatically connect with the latest Bluetooth device
when power on.
◆Left earbud need to make it enter pairing mode and connect with
cellphone again when power on.
◆If earbud disconnected with last connected devices after power on, the
earbud will enter pairing mode automatically, and then switch to standby
mode, the last will power off automatically after 5 minutes to save power.
◆The operation are same for each earbud.
3.Use two earbuds
Use two earbuds simultaneously to enjoy stereo sound.
Connecting
1) The Master headset is right earbud. Long press power button of right
earbud about 5s to make it into pairing mode.
2) Turn on the Bluetooth function of cellphone, search the Bluetooth name
of earbud “BTH109R-R”and connect it.
3) Then turn on the left earbud, the two earbuds will connect with each other
automatically.
4

Remarks:
◆The earbuds will power off if no devices can be connected in pairing
mode within 1 minute.
◆After connected successfully, the earbuds and cellphone will remember
each other. It will connect with the latest device automatically when
power on.
◆When the earbuds out of range and disconnected with device. It will
connect with devices automatically if return back to effective range
within 5 minutes.
4.Two earbuds connecting
Please follow this step if two earbuds can not be connected with
each other.
1) Power off two earbuds.
2) Reset two earbuds: long press power button of left/right earbuds about
16s, the red and blue LED will flash simultaneously in two time.
3) Power on two earbuds again, it will enter TWS pairing mode (red and
blue LED slowly flash alternatively) and connect with each other
automatically.
4) After TWS connected successfully, the master earbud (Right side) will
prompt “True wireless stereo is connected”/“Pairing”and the red and blue
LED will quickly flash alternatively (ready to pair with cellphone). The
slave earbud (left side) will prompt “True wireless stereo is connected”and
the blue LED flash twice every 10s.
Remarks:
◆The two earbuds is set to connect with each other in factory.
◆You can connect the two earbuds according above operation if they failed
connecting.
◆In true wireless stereo mode, only right earbud can be connected with left
earbud and cellphone simultaneously, the left earbud only can be
connected with right earbud.
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5.Operation
1) One earbuds connecting with cellphone
a.Answer a call
Incoming calling (blue LED quickly flash),click touch button once will
answer a call.
Click once
b.End a call
During calling (blue LED flash twice every 10s), double click touch button
will end a call.
Double click
c.Reject calling
Incoming calling(blue LED quickly flash), long press touch button and
release it till hear prompt tone.
Long press about 1 second
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d.Call transfer
During calling (blue LED flash twice every 10s), long press touch button of
Right earbud will transfer call between cellphone and earbud.
Long press about 2 second
e.Voice assistant
After connect with cellphone (blue LED flash twice every 10s),then press
touch button of left earbud three times can active voice assistant, you will
hear a prompt tone.
Click three times
f.Volume up
Playing music or during calling (blue LED flash twice every 10s),click
touch button of left earbud once to volume up, you will hear a prompt tone.
Click once
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g.Volume down
Playing music or during calling (blue LED flash twice every 10s),long press
touch button of left earbud to volume down, you will hear a prompt tone.
Long press
h.Playing/Pause
Connecting with cellphone,double click touch button will play/pause music.
Double click
i.Last song
Playing music mode (blue LED flash twice every 10s),press touch button of
right earbud three times,you will hear a prompt tone.
Click three times
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j.Next song
Playing music mode (blue LED flash twice every 10s), long press touch
button of right earbud about 2s, you will hear a prompt tone.
Long press about 2second
Remarks:
◆Voice assistant and volume up/down only can be operated on left earbud
when you use one earbud.
◆Last/next song and call transfer only can be operated on right earbud
when you use one earbud.
2) Two earbuds connecting with cellphone
a.If two earbuds connect with cellphone,one of earbuds power off,the other
one will power off also.
b.If two earbuds connect with cellphone,operate any one earbuds can control
playing/pause/next song/voice assistant.
Remarks:
◆The function of operation are same for use no matter one earbuds or two
earbuds.
◆During calling mode,only the earbuds connecting with cellphone can
communicate.
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6. Battery display
When the earbuds connected with IOS device, it will display the battery of
earbuds on the device. When it is battery low, power symbol show red.
Full charge Low battery
7. Prompt tone
Status of earbuds
Prompt tone
Connect with cellphone
Connected
Connect between left/right
earbuds (TWS connecting)
True wireless stereo is connected
Battery low
Emit “Battery low”once every 2 minutes
The earbud out of range
with cellphone
Emit “Out of range”once
Left earbud out of range
with right earbud
Emit “Out of range”once
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8. Factory Reset
In the status of power off, long press power button about 16 second and
release it until the red and blue LED flash simultaneously on the second
time, you will hear prompt tone “Reset paired device list”
Long press about 16second
Remarks:
◆After factory reset, the paired list between earbuds and cellphone, also
the paired list between left and right earbud will be deleted, the earbuds
won’t connect with cellphone automatically after power on again.
◆After factory reset, power on the earbuds, they will enter TWS pairing
mode (blue and red LED flash slowly alternatively) and connected with
each other automatically first, then the master(right) earbud will enter
pairing mode (blue and red LED flash quickly alternatively), it ready to
connect with cellphone.
◆Only to delete the paired list between earbuds and cellphone, long press
MFB button about 8s, the red and blue LED will flash simultaneously,
you will hear prompt tone “Reset paired device list”.
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◼Care and maintenance
Read the following recommendations carefully before using BTH109R.
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 devices, 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 surfaces. 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’s mean when red LED slowly flashes four times every minute?
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.
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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.
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
Bluetooth version
Bluetooth V5.0
Bluetooth profiles
HFP, HSP, A2DP and AVRCP
Operating distance
10 meters
Music time
One earbud: Up to 7 hours (max volume)
Two earbuds: Up to 12 hours(moderate volume)
Standby time
About 110 hours
Charging time
About 1.5 hours
Charging input
DC 5.0V /500mA
Weight
About 9.4 g/per earbud
Measure
5.5*3.5*2.3cm
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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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