Sunsky BC37 User manual

Bluetooth car charger BC37 User Manual
Thank you for choosing and buying the Bluetooth Car Charger. To
optimize the performance of the product please read this manual carefully
before use.
I. Product Appearance Diagram
1.USB3:U-Disk interface（1G-32G max）
2.USB 5V/2.4A output with charging recognition
3.Output 5V/1A
4.TF card slot
5.AUX Input/Output
6.LCD Display
7.MIC
II.Operation instruction
1. First time use
(1) Insert into the car cigarette lighter and turn on the power switch
(2).Turn on car radio and turn radio to any blank channel
（ATTENTION：local channels not available）
(3).Adjust the device frequency the same frequency as the car radio
(4).Search on the phone for the Bluetooth pairing name “BC37”, after
pairing, the bluetooth connection is done.
2.Pick up calls
3.Hang on calls
ATT: If many devices are paired with this product so that the user is unable
to automatically connect back to the product, Please press and hold
hang-up key for 8 seconds to clear the product's linked list. Then re-search
bluetooth pairing name “BC37”to reconnect.
4.Music in cellphone/ TF card/ U disk mode
After connecting the mobile phone to Bluetooth, select a song to
play or insert a TF/U disk to automatically play the music
5.Voice +/ Voice-
“OFF’’: Turn off
“ON” : Turn on
Short press CH+ for FM+, long press for rapid FM+
Short press CH- for FM-, long press for rapid FM-
Press to pick up, long press 2 seconds would transfer
to private answer
Short press to hang up, long press 2s for rejecting the call
Short press for previous song
Short press for pause the song
Short press for next song
Short press MODE for mode change

6. AUX
AUX In when music under the state of pause.
AUX output under the status of play.
ATT: Except AUX mold, When all external devices are connected, the
product will have a corresponding voice prompting the current status of
the device.
7.Car battery voltage detection
8.Charging recognition
Connect the mobile phone to the USB port, the internal charging
recognition chip will shake hands with the device to obtain the maximum
charging current under the premise of protecting the charging device.
Ⅲ. Key Features
1.Support Bluetooth Hands-free
2.Support A2DP stereo music play
3.1.4"LCD display
4: Car battery voltage detection
5: USB3 U-disk function（1G-32G）
6: TF card music play function(1G-32G))
7: Support MP3/WMA format music play
8: Support full FM frequency 87.5-108MHz
9: auto power-off memory function
10: USB1 5V/1A output
11: USB25V/2.4A output
12: Support phone voice navigation
13: AUX INPUT and output
14: Incoming call No.display
15. Support charging recognition
Ⅴ.Tech specification
Rated working voltage
12V~24V
Limit working voltage
8-32V
USB1 output
5V/1A output
USB2 output
USB25V/2.4A output with charging
recognition
Music format
MP3/WMA
U-disk capacity
1G-32G
TF card capacity
1G-32G
Working temperature
<60℃
Battery voltage display
Error±1V
accuracy
SNR
>60dB
Degree of distortion
<0.1%
Frequency response
20Hz-20Khz
Left and Right Channel
>60dB
Bluetooth version
Version 4.2+EDR
Bluetooth sound processing
A2DP (Advance Audio
Distribution Profile) function
Bluetooth transmission
distance
Barrier-free within 10M
Effective distance of
Bluetooth microphone
0.5-2 M
FM frequency
87.5-108MHz
FM Transmission distance
2M
Ⅵ.Notice
1 . This device has dual charging ports for mobile phone charging
2. Although the transmission power of this product is relatively
strong, better to skip the Frequency with strong signal in local to get
a better sound quality
3. Due to the difference from each phone, there will be some
difference during Bluetooth connection.
4. Bluetooth has to be manually reconnected for some phones
without auto connection when power is cut off.
5. This product is compatible with more than 95% phones on the
market but some are still incompatible. Please pay attention to it
when purchasing our product.
6．Do not enlarge the radio volume too much, so as not to increase
back noise of the sound.
7．Do not use this product in a dusty and humid environment with
extremely high and low temperatures.
8. Do not drop the product to avoid surface damage or breakdown.
Long press for voice-
Long pres for voice+
Insert to cigarette lighter port, turn on the device, then the
LCD display Car battery voltage detection

9. When playing U-disk/TF card music, It will auto switch to Bluetooth
mode when there is calling; after talking finished, auto return to U-disk /TF
mode to continue the music play.
Ⅶ. Packaging
1. Main device 2. User Manual 3. Audio cable