Banggood BC79 Bluetooth 5.0 FM Transmitters User Manual
Thank you for purchasing our Bluetooth car charger! In order to have a best performance experience, please read the manual carefully before use!
Product Appearance Diagram and Introduction
- Light button
- Display window
- Light guide
- Power switch
- Back clip
- Bass button
- Last song/FM –
- Call/Pause/Play/SIRI /Voice assistant button
- Next song/FM +
- AUX output
- TF card
- Cigar lighter contact
- TYPE-C PD
- USB2 QC3.0
- Bluetooth 5.0 version
- Support 2 phone connect
- Support Seven color light, Marquee
- Synchronize mobile phone time, 24H time display
- BASS mode
- Audio output
- Private call
- Automatic power off memory function, support Bluetooth automatic connection
- Supports Bluetooth A2DP, AVRCP, HFP, HSP
- Support Siri/Google Voice Assistant
- Support stereo music
- Dual fast charge QC3.0 and PD18W
- Supports input over-voltage protection, output overcurrent protection, output short circuit protection, over temperature protection.
Plug the product into car cigarette lighter socket while
it will be automatically power on, LED flashing and display : HI→ Battery Voltage→ BT→ FM frequency
Turn on your car FM radio, and adjust the frequency of BC79 same as your car radio
Adjust FM frequency
Long press “ ”to enter FM mode, press“ ”and “ ” to adjust the FM frequency ,the display flashes 4 times if without any operation, exit the frequency selection and save the current frequency, or press“ ”again to confirm it.
Bluetooth pairing and equipment time correction When connecting the product with the mobile phone at the first time
Insert the device into the cigarette lighter of the car.
Turn on the Bluetooth of the mobile phone and search for the “BC79” device name, click connect.
The Android phone will pop up “Information Service Confirmation Option” and click to agree; the voice prompt “Connected successfully” the Bluetooth icon on the digital tube lights up to complete the pairing.
For your convenience, it is recommended that you do not clear the Bluetooth pairing to avoid repeating the above operation steps; as long as your mobile phone’s Bluetooth is turned on, the BC79 will automatically connect back after power on.
Use bluetooth hands-free calling
In the connected state, the phone number is directly dialed out by the mobile phone.
Answer the phone
In the connected state, when a call is coming, press“ ”directly to answer the call.
Reject the call
When the call is coming but you don’t want to answer it, press and hold the“ ”button one second to reject the call.
Redial the call
In the Bluetooth connected state, double click the“ ”button to redial the last calling
number in the call log.
During a call, long press the“ ”button for 1 second to switch the mobile phone / Bluetooth answer Can connect with 2 phone.
If you need connect the second phone open phone 2 and search Bluetooth “BC79”：click to pair, then two phone connect.
Note: The last connected phone is the main phone, if it is an iPhone, need click to re-connect.
Open the mobile phone music player to play the main mobile phone music through Bluetooth, you can click the “ ” button to control the music for pause/play.
When mobile phone 1 and mobile phone 2 come in call, you can short press the phone button to answer/hang up/long press to reject the call.
double-click to redial the last call of main mobile phone. After the call is connected, you can short press the voice button to switch to private answering.
Note: only the last call on the main mobile phone call list can be redialed
Bluetooth / TF Switch
Long press the“ ”button to switch the mode:
Siri / voice assistant function
After the bluetooth pairing connection, when you want to use the Siri/Voice Assistant, press and hold the“ ”button to activate Siri/ voice assistant.(the supported mobile phone brands are: iPhone, Samsung, native Android system mobile phone). Note: Some phones do not support this feature.
One key BASS
Short press“ ”start BASS：BASS light turn on,
press again“ ”button to close BASS, BASS light turn off.
The AUX character lights up when a device is insert in the AUX jack.
When the AUX hole is plugged into the audio cable, it can be used as audio output.
The first condition is that the Bluetooth is connected and the time has been corrected.
After the machine connected with Bluetooth and calibrate the time, the time will be displayed immediately, and the TM character will light up, if there is no operation, will be keep the time interface.
After the device time is corrected, even if the Bluetooth is disconnected, the time will continue to be keep when the device is guaranteed to be powered on.
When there is operation, it will automatically exit the time interface and jump to the corresponding operation interface. If there is no operation within 5s, the interface will return to the time interface.
Seven color light function
Short press“ ”button RGB change from: green, red, blue, yellow, cyan, purple, white, turn off, seven color mode, long press “ ”enter marquee, the light color has memory function after power off.
|Rated working voltage||12V~24V|
|Orange USB port||QC3.0(Maximum 18W)|
|USB –C port||PD3.0(Maximum 18W)|
|Music format||MP3 / WMA / WAV / FLAC|
|Battery voltage display accuracy||±0.5V|
|Bluetooth version||Version 5.0|
|Bluetooth sound processing||DSP and A2DP(Advance Audio Distribution Profile)|
|FM Transmission distance||No Obstacle 10 M|
|Effective distance of Bluetooth microphone||0.5-1 M|
|Transmit FM mode||Stereo digital PLL frequency lock|
|Time display error||±2s|
- Do not turn the radio volume too high (usually 18 or below) to avoid the increase of the sound back noise.
- 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
- Do not use the product in extremely high or low temperatures and in dusty, humid environments.
- Avoid dropping the product to prevent damage to the surface or the body.
- Do not disassemble the unit. If you have any questions, please contact your dealer.
- Changes in product performance and functionality due to continuous improvement and improvement are subject to change without notice.
|The power is not reflected or not displayed||
|No voice but has static noise||
|Car radio has no audio output||
|FM transmission is bad with noise||
- User manual
- Main device
- Audio cable
Documents / Resources
|Banggood BC79 Bluetooth 5.0 FM Transmitters [pdf] User Manual|
BC79 Bluetooth 5.0 FM Transmitters, BC79, Bluetooth 5.0 FM Transmitters