Bluetooth
Car
Charger
BC28
User
Manual
Thank
you
for
selecting
our
Bluetooth
hands
‐
free
car
charger.
Please
read
this
User
Manual
carefully
before
using
the
Product
to
assure
full
use
of
functions
and
normal
operation
of
the
Product.
I.
Product
Introduction
The
Product
is
a
Bluetooth
hands
‐
free
car
charger
and
MP3
player,
professional
‐
grade
Bluetooth
chip
with
high
performance
is
applied,
MP3
music
in
your
mobile
phone
can
be
transmitted
by
wireless
to
car
stereo
through
Bluetooth
connection,
hand
‐
free
calling
is
also
supported.
No
need
to
convert
your
car,
easily
enjoy
music
and
make
hands
‐
free
calls
during
driving,
safe
and
delightful.
II.
Product
Diagram
II.
Diagram
Introduction
1
．
1.4’
LCD
screen;
2
．
USB1,
U
disk
interface,
support
5V/1A
mobile
phone
charging;
3
．
USB2,
mobile
phone
charging,
5V/2.1A+
charging
recognition;
4
．
AUX
interface
(input/output)
(Note:
AUX
is
output
when
U
disk,
TF
card
or
Bluetooth
is
playing
music;
AUX
is
input
when
U
disk,
TF
card
or
Bluetooth
is
not
playing
music).
5
．
Multi
‐
function
knob:
short
press
to
pause/play,
long
press
to
switch
mode,
turn
to
adjust
volume,
after
connect
to
Bluetooth,
short
press
to
answer/hang
up
call,
double
click
to
redial,
long
press
on
incoming
call
to
reject,
long
press
during
talking
to
switch
to
private
answering;
6
．
Power
switch
button;
7
．
MIC
hole;
8
．
TF
card
slot;
9
．
Short
press
to
play
last
song,
long
press
to
adjust
FM
up;
10
．
Short
press
to
play
next
song,
long
press
to
adjust
FM
down;
11
．
Power
input
interface.
III.
Product
Features
1
．
Support
FM
full
frequency
transmission
function,
87.5
‐
108.0MHZ;
2
．
Support
dot
matrix
screen
display,
1.4’;
3
．
Support
U
disk
functions;
4
．
Support
TF
card
functions;
5
．
Bluetooth
answering,
hanging
up,
rejecting,
redialing
and
other
calling
functions;
6
．
Support
Bluetooth
stereo
music
playing;
7
．
Echo
cancellation
and
noise
control
(CVC)
technologies
during
calling;
8
．
Support
dual
‐
USB
output
voltage,
max
power
output
to
other
devices
is
5V/3.1A
in
total;
9
．
Automatic
power
‐
off
memory
function;
10
．
Support
charging
recognition;
11
．
Support
private
answering;
12
．
Support
hard
power
switch;
13
．
Big
multi
‐
function
knob;
14
．
Support
MP3/WAV
format
music
playing;
15
．
Support
battery
voltage
detection.
IV.
Operation
Instructions
4.1
Bluetooth
Mode
5.1.1.
Insert
the
Product
into
lighter
socket,
turn
on
hard
power
switch
after
being
electrified,
the
Product
will
automatically
enter
turning
‐
on
status.
Frequency
and
battery
voltage
of
the
Product
will
be
shown
on
LCD.
Adjust
car
radio
frequency
as
same
as
frequency
of
the
Product.
4.1.2.
Turn
on
Bluetooth
in
mobile
phone,
search
for
matching
name
of
“Cakit”,
click
to
connect,
after
connection
is
established,
“Bluetooth
is
connected”
will
be
shown
on
screen.
4.1.3.
Turn
on
music
player
in
mobile
phone
to
play
music
through
Bluetooth,
pause/play
music
and
adjust
volume
with
mode
button.
4.1.4.
Short
press
knob
button
to
answer/hang
up
coming
call,
long
press
to
reject,
double
click
to
redial,
long
press
during
talking
to
switch
to
private
answering.
Note:
You
can
only
redial
the
last
number
you
dialed.
4.2
U
Disk
Mode
4.2.1
Insert
U
disk
into
USB1
interface,
the
Product
will
automatically
play
music
in
U
disk,
single
click
knob
button
to
pause/play
music,
press
frequency
button
to
switch
song.
4.3
TF
Card
Playing
5.3.1
Insert
TF
card
into
TF
card
slot,
the
Product
will
automatically
switch
to
TF
card
mode
and
automatically
play
music
in
TF
card,
single
click
knob
button
to
pause/play
music,
press
frequency
button
to
switch
song.
4.4
Adjust
Frequency
5.4.1
After
turning
on
the
Product,
long
press
<</>>
to
adjust
frequency
up
and
down.
Note:
Long
press
<</>>
to
adjust
frequency
fast
and
short
press
to
adjust
slowly.
4.5
Switch
Mode
4.5.1
When
Bluetooth
is
connected
and
TF
card/U
disk/AUX
is
inserted
at
the
same
time,
long
press
knob
button
to
switch
mode.
Note:
There
will
be
corresponding
voice
prompts
about
current
status
of
the
Product
while
switching
mode
and
inserting
external
device.
4.6
Charging
Recognition
4.6.1
Insert
mobile
device
into
USB2
interface,
the
Product
will