Kinivo BTC8 User manual

BTC8 – User Manual
Bluetooth Hands Free Car Kit & FM
transmitter

CONTENTS
1.Warranty…………………………………………………….…1
2.BriefIntroduction…………………………………………..1
a) Bluetooth Wireless Communication Technology
b) About BTC8
c) FM transmitter:
d) Line in and Line out:
e) USB Charging Socket:
3.BeforeUse……………………………………………….…….3
a) Overview
4.BasicOperation………………………………………………5
a) Installation
b) Turning on/ off BTC8
c) Operation of BTC8
d) Adjusting Frequency
e) Pairing BTC8 with Bluetooth devices
f) Music Playback
g) Making Calls with BTC8
h) Line-out
i) LED Indicator
5.CareandMaintenance…………………………………13
6.FAQs……………………………………………………………14
7.Specifications………………………………………….…..16

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Please read the Bluetooth BTC8 user manual carefully before
using it.
1. Warranty
BTC8 is covered under a 1 year limited hardware
warranty. Please contact [email protected] if you need
assistance or if you have any questions
2. BriefIntroduction
a) Bluetooth Wireless Communication Technology
Bluetooth is a standard of close range radio-communication
technology that was drawn up by Ericsson, IBM, Intel, Nokia
and Toshiba. With Bluetooth technology, we can achieve the
highest transmission rate among cell phones, computers,
printers, PDAs and other devices. The max transmission
range of class 2 is 10 meters while the max transmission
range of class 1 can reach up to 100 meters.
b) About BTC8
BTC8 is a Bluetooth hands-free car kit with a Bluetooth stereo
receiver and built-in FM transmitter. It has a DC 5V USB
Charging socket to charge devices. With BTC8 you can make
calls and listen to your music using the FM stereo in your car.
BTC8 has following features:
i) Bluetooth hands-free car kit—Pair with a Bluetooth cell
phone or PDA supporting HFP:
(1) Answer call, end call and reject call
(2) Redial last number
(3) Adjust volume
ii) Bluetooth music receiver - Pair with a Bluetooth music
device or Bluetooth transmitter supporting A2DP:
(1) Enjoy music wirelessly

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(2) Adjust volume
(3) Remotely control pause/play
(4) Remotely control previous/next song
c) FM transmitter:
i. Transmit calls or music to the car’s FM radio
ii. Adjust transmission frequency
iii. Adjust volume
d) Line in and Line out:
i. Line in—Transmit music to BTC8 from a music
playback device with a 3.5mm audio cable
ii. Line out—Transmit calls or stereo music from BTC8 to
the car’s stereo system with a 3.5mm audio cable
instead of using the FM transmission.
e) USB Charging Socket:
BTC8 has a USB charging socket which provides DC 5V
voltage for charging other devices.
Note: If you want to charge other devices using the USB
socket, the cigarette lighter socket needs to provide 400mA at
least.

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3. BeforeUse
a) Overview
Main body
Cigarette lighter plug

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1 MFB button—Adjust frequency, adjust volume
and auto search
2 button—End call and reject call
3 Microphone
4 button—Enter pairing mode, redial last
number and answer call
5 USB socket—Charge other devices
6 button—Pause/play
7 button—Previous song
8 button—Next song
9 Display screen—Display frequency and
volume
10 Line In—3.5mm audio input
11 Line Out—3.5mm audio output
12 Connecting slot
13 Spring button
14 Connecting thimble
15 Cigarette lighter plug
16 Power LED indicator
17 button——Power switch
18 Flexible neck
19 Connecting buckle

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4. BasicOperation
a) Installation
i. Connect Cigarette Lighter Plug with Main Body:
Press down the spring button as shown below and
connect the ‘connecting buckle’to the main body’s
connection slot. Then, release the button. Once the button
is released ensure that both parts are securely connected.
Before connection After connection
ii. Insert the Cigarette Lighter Plug into the Car
Cigarette Socket, as shown in the following
pictures:
Before plugging in Plugged in
Note:
The output voltage of the car cigarette socket that
provides power to the BTC8 must be DC 12V, it must
not exceed DC 13.5 V.
Connect to

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BTC8 is not compliant with car cigarette sockets
whose output voltage is DC 24V.
iii. 3.5mm Audio Cable Connection
Linein Lineout Linein&Lineout
b) Turning on/ off BTC8
Function Operation LED indicator
Turn on BTC8 press button Power LED indicator
comes on
Turn off BTC8 press button Power LED indicator
goes off
Note: Every time BTC8 is turned on，it will automatically
connect to the last connected Bluetooth device. If you want it
to enter pairing mode, you have to press and hold the
button for about 2 seconds (red and blue LEDs flash
alternately).
Power button

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c) Operation of BTC8
Function Status of
BTC8 Operation
Basic Function
Enter
pairing
mode
Just turned
on
Press and hold button
for about 2 seconds (red and
blue LEDs flash alternately)
Adjust
frequency Turned on
Rotating MFB button twice
towards the right side will
increase the frequency by
0.1MHZ；
Rotating MFB button twice
towards the left side will
decrease the frequency by
0.1MHZ
Auto
search Turned on
An unused frequency will be
found & displayed when you
press & hold the MFB button
for 3 seconds
Adjust
volume
Conversatio
n/Music
playback
Press the MFB button to
enter volume adjustment
mode. Rotate MFB button
towards the right side to
increase volume, left to
reduce volume

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Making a Call
Redial
last
number
Standby
mode
Press and hold button
for about 3 seconds
Cancel
calling Calling Press button
Answer
call Ringing Press button
Reject
call Ringing Press and hold button
for about 2 seconds
End call Conversat
ion mode Press button
Music Playback
Pause/
play
Playing
music Press button
Previous
song
Playing
music Press button
Next
song
Playing
music Press button
d) Adjusting Frequency
Before using BTC8, you have to adjust its frequency to be the
same as that of the car’s FM radio.
i. Adjust the frequency of your car’s FM radio to a
frequency that is not occupied by a broadcasting radio
station;
ii. Rotate MFB button of BTC8 to adjust its frequency to be
the same as that of the car’s FM radio.
iii. Auto frequency selection: An unused frequency will

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be found & displayed when you press & hold the MFB
button for 3 seconds.
e) Pairing BTC8 with Bluetooth devices
i. How to enter pairing mode
Function Status of BTC8 Operation LED
indicator
Blue LED of the
button
flashes slowly after
turning on for 5
seconds
Press and hold
button for
about 2
seconds
Standby mode and
not connected to a
Bluetooth device
Press and hold
button for
about 2
seconds
Enter
pairing
mode
Not connected to a
Bluetooth device
Enter pairing
mode
automatically
Red and
blue LEDs
flashes
alternately
ii. Pairing with a Bluetooth cell phone
To enable pairing with a Bluetooth cell phone – you have
to have a cell phone that is Bluetooth-enabled. Specific
pairing steps may vary with different cell phones. Please
refer to your cell phone’s user manual for further
information. General pairing steps are as follows:
(1) Keep BTC8 and your Bluetooth cell phone within 1
meter when pairing;
(2) Enter BTC8’s pairing mode (red and blue LEDs flash
alternately);
(3) Switch on the cell phone’s Bluetooth function and
search for Bluetooth devices. After the search is
completed, select “BTC8” from the Bluetooth device
list;
(4) According to the indication, enter password or PIN
No:”0000”, and press ”Yes” or “confirm”;

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(5) After successful pairing select “BTC8” from the
Bluetooth device list and press “connect”. After
successful connecting, red LED button will
light up. If your Bluetooth cell phone supports A2DP,
blue LED button will light up as well.
iii. Pairing with a Bluetooth Stereo Transmitter
How to pair a Bluetooth transmitter with the BTC8
depends on the Bluetooth transmitter itself. Please refer
to its user manual for further information. General pairing
steps are as follows:
(1) Keep BTC8 and Bluetooth transmitter within 1 meter
when pairing;
(2) Enter BTC8’s pairing mode (red and blue LEDs
flash alternately);
(3) Turn on your Bluetooth transmitter and enter its
pairing mode;
(4) The Bluetooth transmitter will search for and
connect to BTC8 automatically. After connecting
successfully, the blue LED of button will light
up.
Note:
Every time you turn on BTC8, it will connect to the
last connected Bluetooth device automatically. If
you want to enter its pairing mode, you have to
press and hold the button for about 2 seconds
(red and blue LEDs will flash alternately).
Pairing mode will last for 3 minutes. BTC8 will exit
pairing mode automatically if it cannot connect to
any device within 3 minutes. If you want to continue
pairing BTC8 with Bluetooth devices, please switch
off BTC8 and try pairing again using steps
mentioned above.
If the red or blue LED is on, BTC8 is already
connected to a device and cannot connect to other
devices. If you want to connect BTC8 to another

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device, please switch off the Bluetooth function of
the device currently paired with BTC8 and restart
BTC8 to pair with a new Bluetooth device.
f) Music Playback
i. Connecting with a Bluetooth A2DP cell phone or a
Bluetooth transmitter
(1) Set BTC8 and your car FM radio to the same
frequency;
(2) Make sure your cell phone or Bluetooth
transmitter has already established an A2DP
connection with BTC8 (Blue LED of button
lights up when connection is established);
(3) Play music on your Bluetooth device. It will be
transferred to the car’s FM radio.
(4) Adjust volume: Press MFB button on BTC8 to
enter volume adjustment mode and rotate MFB
button to adjust volume.
(5) Pause/play: Press button of BTC8 to pause
music, press once more to play again.
(6) Previous/next song: Press button on BTC8
to play previous song, press button on
BTC8 to play next song.
ii. 3.5mm Audio Input
(1) Connect your mp3 player using a 3.5mm to
3.5mm audio cable. One end inserts into the Line
in socket of BTC8 and the other end inserts into
your music player’s headphone output.
(2) Play music on your music player. It will be
transferred to your car’s FM radio.
Note:
When music is transmitted to a car FM radio using the
Line-in socket, you can’t adjust volume, pause/play, play

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previous /next song on BTC8
When a Bluetooth device and a wired device are
connected at the same time, BTC8 will switch to the last
connected device for playback.
If you plug in a music player to the Line in socket of BTC8
while playing music from a Bluetooth device, the music from
the wired device will be played back.
g) Making Calls with BTC8
If your cell phone is Bluetooth-enabled and has a HFP
connection set up with BTC8, you can make calls and
remotely control calls using BTC8.
i. Set BTC8 and your car FM radio to the same frequency;
ii. Pair your cell phone with BTC8. After successfully
establishing a HFP connection, (red LED of button
comes on)you can make calls with BTC8.
iii. Redial last number: Press and hold button for 3
seconds
iv. Cancel calling: Press button to cancel the call.
v. Answer call: When ringing, press button to answer
call.
vi. Reject call: When ringing, press and hold button
for about 2 seconds to reject call.
vii. End call: When in a conversation, press button to
end call.
h) Line-out
If your car stereo system has a stereo line in socket, you
can also transmit music to it using an audio cable. The
input socket in your car stereo is called “AUX” or
“Auxiliary”.
You have to use a 3.5mm to 3.5mm audio cable. One end
inserts into the Line out socket of BTC8 and the other end

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inserts into the stereo line in socket of the car stereo
system.
i) LED Indicator
LED Indicator Status of BTC8
Blue LED of button
flashes slowly
Searching last connected
device
Red and blue LEDs flash
alternately Pairing mode
Red LED of button
lights up HFP successfully connected
Blue LED of button
lights up
A2DP successfully
connected
Blue LEDs of 、 、
buttons light up Turned on
Blue LEDs of 、 、
buttons light up Adjusting volume mode
Note：The Blue LEDs of the 、 、 buttons will
always come on when BTC8 is turned on. When volume is
being adjusted, the blue LEDs of the 、 、 buttons
will flash.
5. CareandMaintenance
Please read following instructions before using BTC8.
a) Keep the product dry. Avoid damp surroundings since
it negatively impacts the product’s internal circuit.
b) Keep the product away from direct sunlight or

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excessive heat of any kind. High temperatures can
shorten life of electronic devices, destroy the battery
and/or distort certain plastic parts.
c) Keep the product away from excessive heat or cold.
d) Do not try to disassemble the product as it may get
damaged.
e) Ensure that your connections are secure, if the
product drops down to the floor or other hard surfaces,
its internal circuit might get damaged.
f) Do not use harsh chemical products or detergent to
clean the product.
g) Do not scratch surface of the product with sharp
objects.
In case product doesn’t function correctly, please send an
email to servic[email protected] with as many details as
possible about the issue. We will be happy to provide further
assistance.
6. FAQs
a) Why does the red LED button light up?
When the red LED button lights up, it means that BTC8 is
connected to a Bluetooth HFP device & is ready to make
calls.
b) Why does the blue LED button light up?
When the blue LED button lights up, it means that BTC8 is
connected to a Bluetooth A2DP device, so you can listen to
your music.
c) Why is there disturbance coming from my car’s FM
radio?
i. Ensure that your car’s FM radio has been set to an
unused frequency;
ii. Ensure both BTC8 & your car’s FM radio are using the
same frequency;
iii. Please make sure BTC8 is within the effective working

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range.
d) Why am I not able to pair BTC8 with a Bluetooth
device?
i. Please make sure BTC8 is in pairing mode;
ii. Ensure BTC8 is in the effective working range.
e) Why am I not able to play music after having
established a connection to a Bluetooth cell phone?
i. Please make sure your Bluetooth cell phone supports
A2DP;
ii. Ensure BTC8 is in the effective working range.
f) Why can’t pause, play, previous song and next song
be controlled from BTC8 during music playback?
i. BTC8 cannot control these functions when playing
music from a music player connected to 3.5mm Line in
socket;
ii. You need to connect a Bluetooth device supporting
AVRCP (Audio/Video Remote Control Profile) to BTC8
to remotely control these functions. Please make sure
your cell phone or Bluetooth transmitter supports
AVRCP. (Note for Iphone and Ipod Touch – Only iOS
4.1+ version numbers support AVRCP, Bluetooth music
play works in older versions as well)
g) How far is the Bluetooth effective range and FM
transmission range?
i. According to the Bluetooth standard, the maximum
controllable range of a Class 2 hands-free kit is 10
meters. However, it varies with different environments
and paired cell phones.
ii. FM transmission range is up to 4 meters.

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7. Specifications
Bluetooth version Bluetooth V2.1
Bluetooth profiles HSP, HFP, A2DP and AVRCP
Bluetooth frequency
range 2.4GHz-2.4835GHz
FM frequency range 88.1-107.9MHz
Bluetooth range 10M
FM range 5M
Power supply DC 12V 400mA
USB output DC 5.0V 600mA
Dimensions 84×46×32mm
Weight Main body: 42.9g
Cigarette lighter socket: 75.5g
Notes:
1. 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.
2. Changes or modifications not expressly approved by the
party responsible for compliance could void the user’s
authority to operate the equipment.