
1. HOW TO FIND FREQUENCY: Firstly, Please make sure the CAR RADIO FREQUENCY you adjusted is BLANK frequency (No working frequency and it is slight rustle white nosie).
2. HOW TO PAIR FREQUENCY: After you found "BLANK"Frequency, Please make sure you sync Bluetooth car adapter to SAME channel with car radio ensure best sound quality, after sync the Bluetooth adapter with your car radio will be very QUIET (If it's still not quiet, try to find new BLANK channel again) and finally connect your phone with the product via wireless. (if prompted to enter the PIN CODE, please enter '0000')
3. HOW TO ADJUST VOLUME: Broadcast music volume is too low, please increase phone volume first, if volume still too low, please increase the volume of FM transmitter and then adjust the volume of the car speaker. ADJUST STEPS: Phone-FM transmitter -Car speaker
SPECIFICATION:
Bluetooth version: V5.0
Input Voltage: DC12V-24V
USB C Output Current: (24W MAX) 5V/2.4A, 9V/2.5A, 12V/2A
USB A Output Current: (18W MAX) 5V/3A, 9V/2A, 12V/1.5A
When charge two devices, Totall 42W output
Fast Charge Identification: Supports PD3.0/PD2.0/QC3.0/QC2.0/AFC/PE2.0/PE1.1/BC1.2DCP
Size: 2*1.6*3.1 inch
Product Weight: 38.3g
Multiple Protect Security System: Soft Boot, Over-voltage/Under-voltage/Over-current/Short-circuit/Temperature Protection.
Package contents: 1* Bluetooth FM Transmitter; 1*User Guide
Warm Note For You: Please contact the seller if you have any problems. We will always be here for you and hope you have a good experience with our products!

'b' OFF -- Standard Mode: Pop, Light, R&B, Country, Classic Music
'b' On -- Deep Bass Mode: Trip-Hop, Hip-Hop, R&B, Jazz,Dj, Rock, Electronic Music
Enjoy free switching between Two Muisc Mode.



Supported for PD Fast charging. Perfect designed for PD enabled devices and USB C devices. Listening to music while charging. Fast charge the PD USB C device up to 50% in just 30 minutes.
Fast Charge Both Android & iPhones
With Lightning Cable (Not Included):
iPhone 13 / 13 pro / 13 pro max / 13 mini
iPhone 12 / 12 Pro / 12 Pro Max / 12 mini
iPhone 11 / 11 Pro / 11 Pro Max
iPhone Xs /Xs Max /Xr
iPhone X / 8 / 8 Plus iPad Mini / Air / Pro

It has 7 adjustment modes ( 1Breathing RGB/7 Monochromatic Light) , which can be used to illuminate the transmitter and match different music, making your journey no longer lonely even in the dark and cold night (Note:The light can be turned off).

- Connect your phone to your transmitter.
- Long press call button to activate the mobile phone voice assistant
- Activate Siri & Bixby & Google Function---Long Press for 2s

No need to worry about draining battery. An easier way to turn the transmitter on and off.

- Turn on your car radio, find an BLANK frequency, and make sure the station is clean to avoid interference by local radio signal. The standard is a slight rustling sound
- Plug the FM transmitter to car outlet lighter
- Long press CH key enter frequency mode (LED display flashing), Turn left/right on answer button and adjust AV849 to same frequency with car radio FM frequecny. At this moment, your car radio will be very quiet. (If it's still not quiet, try to find new BLANK channel again)
- Open your phone bluetooth, paring your phone via AV849 and enjoy the song from your phone.
Note: Please try another frequency and repeat the above steps if there has a lot of static interference on the radio
