User Guide

Bluetooth Car Charger BC66 Manual
Thank you for purchasing our Bluetooth car charger!
In order to have a best performance experience,
please read the manual carefully before use!
I. Product introduction
This product is a car-specific car Bluetooth player,
built-in advanced Bluetooth and WMA.MP3, WAV,
FLAC decoder chip, can play music files via U disk,
wirelessly transmitted to car audio, no need to modify
your car. More important is the purity and clarity of the
sound delivered by DSP technology. We hope to bring
you unlimited enjoyment of the music while driving.
II. Schematic appearance
Description:
1. RGB backlight
2. U disk playback / 5V1A output
3. Short press: previous/Long press to enter mode
switching (BT/USB/TF)
4. PD fast charge output
5. MIC
6. QC3.0 fast charge output
7. Short press: next song / long press to enter FM
mode
8. Play / pause / answer / call back / Long press to
wake-up Siri / Left and right rotation to adjust the
volume / Addition and subtraction of left and right
rotation frequency in FM mode
9. On / off key; press and hold for two seconds to turn
off / press any key to turn on
10.Short press the back light button to switch
colors / Long press the back light button to turn
on breathing mode
11. TF card slot
12. Positive and negative cigarette
III. Features
1. Bluetooth V5.0
2. Dual LCD digital display
3. Support QC3.0 quick charger
4. Support PD quick charger
5. Support voice assistant function
6. Support one-key soft shutdown; support any
key to boot
7. 7 colors back light
8. Battery voltage detection
9. Automatic power off memory function
10. Support stereo FM transmission technology
11. Support U disk music player
12. Support TF card music player
13. Support WMA, MP3, WAV, FLAC music
format files
14. Bluetooth supports A2DP, AVRCP, HFP, HSP
15. Bluetooth hands-free calling
16. Support DSP technology
VI. Operation instructions
4.1.1 Insert the device into the cigarette lighter of
the car. After power supply, the device will
automatically enter the power-on state. LED
display: HI---battery voltage---Bluetooth--FM
frequency.
4.1.2 Turn on your car FM radio, and adjust the
frequency of product same as your car radio,
then your can enjoy music from your car stereo.
4.1.3 Adjust the FM frequency:
Long press
to enter state，the LED display
flashes, and the left and right rotary coding
switches adjust the transmission frequency from
87.5 ~ 108MHZ, and exit the frequency point
selection without operation for three seconds.
4.2 Bluetooth Hand-free and Telephone
Matching，When you first use your mobile phone to
connect with Bluetooth hands-free, your mobile phone
needs to connect with Bluetooth hands-free codes.
For the specific operation of mobile phone matching,
please refer to the instructions of mobile phone and
Bluetooth device codes.
1. Please open Bluetooth on your mobile phone and
search for the device “BC66” from phone menu list.
2.Choose the device “BC66”
3. Choose “BC66” in menu of phone and select the
connection as “hands-free device” in the authorized
device.
Matching connection for additional devices
At boot time, the Bluetooth car hands free will only
automatically start connecting to the matching device
that was connected last time
Note: Some phones can be automatically connected
when the Bluetooth car is powered on again. Some
phones may need to grant permission for each
connection. You can set it to “Automatically connect.”
For more information, please refer to the phone's user
manual.
4.3 Use Bluetooth hands-free calling
(When your Bluetooth hands free is idle or playing
music)
4.3.1 dial number
In the connected state, the phone number is directly
dialed out by the mobile phone, and the sound is
automatically sent from the car audio speaker.
4.3.2 Answering the call
On the status of Bluetooth, To answer the incoming
call, press “
”to answer, Press again“ ”to
hang up.
4.3.3 Rejecting the call
Long press“
”to reject the incoming call
4.3.4 Redialing the call
When Bluetooth is running in background,