Dongguan CZ649 Wireless FM Transmitter User Manual
- June 4, 2024
- Dongguan
Table of Contents
Dongguan CZ649 Wireless FM Transmitter
Product Structure
- Microphone
- Digital display
- USB-A QC3.0 quick charge output port (OC 5V/3A9V/2A l 2V/l .SA)
- Ring light
- Previous track Siri wake up
- Type-C PD3.0 last charging Output port (3rJW MAX)
- Next track Bluetooth & mobile phone switching tc answer incoming calls
- Multi-function button wheel:Music play/pause FM frequency adjustment: Hands-free call (receive/ hang up/ reject a call/ redial the last number): Volume adjustment
- Deep bass sound key: Light ON/OFF
Specifications
- Product Name **** BH649
- Effective working distance 5 meters
- FM Tuning Range 88.l-l07.9Mhz
- Support Bluetooth Protocol A2DP. AVRCP. HFP. HSP
- USB-A Quick Charge Output Port Q:3.0,DCS V/3 A9V/2Al2V/l5A
- USB-C Fast Charge Output Port PD 30W. 5V/3A9V/3Al2V/2.SA
Turn ON/OFF
Turn on: Start your car and plug BH649 into the cigarette lighter. The product
will power on after that. 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 B button for Ss to turn it
off.
Note When BH649 is off via long pressing B button. its charging ports still
work for charging.
Turn ON / OFF Ring Light
Turn on light: For the initial use, Ring light is on. When the Ring light is
off. short press B button for 2s to turn on light
Turn off light: When the Ring light is on. long press B button for 2s to turn
off light
FM Tuning and Bluetooth Pairing
Attention: fi:ir the initial use. you need to adjust the blank FM frequency of
BH649 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 BH649 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).
-
Adjust your cars FM frequency to a blank frequency (An unoccupied frequency/A frequency without any broadcast/A frequency only with white noise), such as FM88.8.
-
Long press CH button (button wheel} for 2s 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 (An unoccupied frequency/A frequency without any broadcast/A frequency only with white noise), of BH649 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 button to decrease.
Method 3: Quick Tuning – Long press button to increase frequency and to decrease.
-
Bluetooth Connection: Turn on Bluetooth on your smart device. Search “BH649” and connect it and you can use the product after that (When used again, BH649 will reconnect the last connected device.)
-
Please turn up your phone’s volume appropriately.
Hands-free Bluetooth Calling
- An Answer a call: short press ■ button
- Hang up a call: short press ■ button
- Reject a call: long press ■ button for 2s
- Redial the last number: double press ■ button
Music Function
(Please make sure to finish FM tuning before using this function)
Bluetooth
- Bluetooth Mode: After your smart device (eg. Phone) is connected to BH649’s Bluetooth successfully, the music will be synchronized to your car speaker if you play music on your phone.
- In Bluetooth mode, you need to play music manually on your phone after povver cut
- Deep bass: Short press the B key to enter the deep bass, short press the B key again to exit the deep bass.
Music Playing Operation
- Play/Pause short press button
- Previous track/ Next Track short press and button
- Increase volume: scroll the wheel up
- Decrease volume. scroll the wheel down
Voice Assistant
Manual operation of BH649
- Long press button for 2s to enter voice assistant
- Long press button for 2s to exit from the voice assistant
Friendly Tips
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 BH649’s volume to their
maximum volume level first and adjust the car speaker(s volume according to
your needs.
For iPhone. the instructions of the “Hey Siri” function can refer to the
following, Note, This function is not available for some phone brands.
(Supported
phone brands are iPhones. Samsung phones and original Android phones).
- Turn on Sri settings on your phone.
- Complete the voice recognition according to Siri instructions.
- Use Siri function direct on your phone.
Note : This function is not available fur some phone brands. (Supported phone brands are iPhone. Samsung phones and ori ginal Android phones)
QC 3.0 Charging Description
- For smart devices that support quick charge. the maximum charging voltage and currentofQC3.D are DC 5 V/3 A 9V/2 A 12 V/1 SA.
- For smart devices that do not support quick charge, the default output is5 V/2.4A.
PD 3.0 Charging Description
- For smart devices that support quick charge, the maximum charging voltage and current of PD3.D are DC 5V/3A 9V/3A 12V/2.5A.
- The maximum power can reach 30W. the default normal output is 5V/3A
Attention When QC3.0 and PD port are charged at the same time. the maximum output is 5V/3A
Note
- Do not turn up your radio’s volume too loud in case of increasing its background noise.
- Although the power of the FM transmission of this machine is relatively strong, please try to avoid adjusting to the frequency of local radio station with strong signal to ensure the best sound effect
- Do not use the product in 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.
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