Vtin Technology BH442A Bluetooth FM Transmitter User Manual
- June 6, 2024
- Vtin Technology
Table of Contents
- Vtin Technology BH442A Bluetooth FM Transmitter
- STRUCTURE
- SPECIFICATIONS
- FM Tuning and Bluetooth Pairing
- Hands-free Bluetooth Calling
- Music Function (Please make sure to finish FM tuning before using this
- Voice Assistant
- Charging Description
- Note
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
Vtin Technology BH442A Bluetooth FM Transmitter
STRUCTURE
- QC3.0 quick charge port (DC 5V/3A,9V/2A,
- 2V/15A)
- Microphone 1
- Knob button
- Microphone 2
- Short press to enter the previous track
- Multifunction button: pause/play/hands-free call (answer/hang up/reject a call )
- CH/A button Ci)
- Digital display
- SV/1.SA/ U disk port(FAT32 ) @ RGBlight4D
- Short press to enter next track Cf)
- RGB adjustment button/long press 2s to power off
SPECIFICATIONS
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Turn on/off
Turn on: Start your car and plug BH442 into the cigarette lighter. The product will power on after that, and its screen will display voltage. When it’s connected to electrical power but in power-off state, short press any button to turn it on.
Turn off: Cut its power and it’ll turn off. In power-on state, long press light button . Gs for 2s to turn it off.
Note: When BH442 is off via a long pressing light button .oe for 2 s, its charging ports still work for charging. -
Ring RGB Lighting Effect Adjustment
In power-on state, short press light button *GB to adjust RGB lighting effects. Successively short press the button to select a lighting effect you like from RGB static, red, green, blue, yellow, purple, cyan, white, RGB dynamic, and light off and light off. When you reboot it, it will display the last RGB lighting effects when power cut. -
Turn on/off RGB ligh t
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Turn on light: When the light is off, short press to turn on the light.
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Turn off light: When the light is on, successively short press the light button tRG• till turn off the light.
FM Tuning and Bluetooth Pairing
Attention: For the initial use, you need to adjust the blank FM frequency of BH442 to be the same as that of your car (Not a frequency of local broadcast/A frequency without any broadcast/ A frequency only with white noise). For seeking a better sound enjoyment, please make sure that the blank FM frequencies of BH442 and your car are the same when every time you use the product (Not a frequency of local broadcast/A frequency without any broadcast/A frequency only with white noise).
Manual Tuning
- Adjust your car’s FM frequency to a blank fre quency (An unoccupied frequency/A frequency only with white noise), such as FM88.8.
- Short press the CH/A button to enter FM tuning mode, and the frequency on LED display screen will flash. Then rotate the knob button to adjust the frequency. Rotate it clockwise to increase frequency and rotate it anticlockwise to decrease the frequency. Next, adjust the blank frequency of BH442 to be the same as that of your car, eg. FM88.8. There are other 2 methods to tune FM frequency.
- Method 2: Precise tuning – Short press.._ button to increase frequency and N4 button to decrease.
- Method 3: Quick Tuning – Long press button.. to increase frequency and N4to decrease.
- Bluetooth Connection: Turn on Bluetooth on your smart device. Search “BH442” and connect it, and you can use the product after that. (When used again, BH442 will reconnect the last connected device.)
- Please turn up your phone’s volume appropriately.
Intelligent Auto Tuning
- Double press CH/A button, BH442 will intelligently search the blank frequency, like FM88.8.
- Tune the car’s FM to the first step’s blank frequency, like FM88.8 .
- Bluetooth Connection: Turn on the Bluetooth of smart device and search “BH442”. You can use the product after successful connection. (When used again, BH442 will reconnect the last connected device.)
- Please turn up your phone’s volume appropriately.
Note: The blank frequency varies according to different areas. If there is background noise when in use, please manually tune to a blank frequency to decrease noise for better user experience.
Hands-free Bluetooth Calling
- Answer a call: short press r button.
- Hang up a call: short press/’ button.
- Reject a call: long press(‘ button for 2s.
- Redial the last number: double press/’ button.
- Private Call: short press CH/A button.
Music Function (Please make sure to finish FM tuning before using this
function)
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Music Sources-Bluetooth/ U Disk
- `A. Bluetooth Mode: After your smart device (eg. Phone) is connected to BH442’s Bluetooth successfully, the music will be synchronized to your car speaker if you play music on your phone.
- B. U Disk Mode: Plug U Disk in product’s port, and it will automatically recognize the device and play the music in it.
Important Note: For better user experience, please choose only one source to play music when every time you use the product.
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Music Source Selection
- A. Switch between Bluetooth and U Disk: long press”‘ button for 2s to switch music modes between Bluetooth and U Disk.
- B. Auto Play Music in U Disk Mode: Plug and Play (Only support music mode of repeating playlist. Not support music mode like repeating one song and shuffle).
- C. Power Cut Memory: When you reboot BH442 after power cut, it will automatically enter previous playing mode that is played before power cut (In U Disk mode, it will automatically replay the song that’s played before power cut. In Bluetooth mode, you need to play music manually).
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Music Playing Operation
- A Play/Pause: short press(” button.
- B. Previous track/ Next Track: short press Nll/1+1 button.
- C. Increase Volume: Rotate knob button clockwise/ long press l+I button.
- D. Decrease Volume: Rotate knob button anticlockwise /long press 1H button.
Voice Assistant
- Long press r button for 3s to enter voice assistant.
- Short pressr button to exit from voice assis-tant.
Charging Description
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For smart devices that do not support quick charge, the default output of USBl QC3.0 is 5V/2.4A.
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For smart devices that support quick charge, the maximum charging voltage and current of US Bl QC3.0 are DC 5V/3A, 9V/2A, 12V/1.5A.
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USB2 SV/1.SA
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Friendly Tips:
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For Android devices, when you’re going to use your voice to directly wake up the voice assistant, please turn up your phone’s and BH442’s volume to their maximum volume level first, and adjust the car speaker’s volume according to your needs.
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For iPhone, the instructions of “Hey Siri” function can refer to following:
For iPhone, the instructions of “Hey Siri” function can refer to following: -
Turn on Siri settings on your phone.
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: General
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Use Siri function direct on your phone.
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Note: This function is not available for some phone brands. (Supported phone brands are iPhone, Samsung phones and original Android phones)
Note
- Do not turn up your radio’s volume too loud in case of increasing its background noise.
- For ensuring the best sound effect, please try to avoid adjusting to the frequency of the local radio stations with a strong signals.
- Do not use the product is too hot/cold, dusty or damp environment.
- Do not break or throw the product to prevent surface or unit damage.
- Do not disassemble the product personally. Please contact seller if you have any questions or problems.
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>