3 in 1 Car Mini USB nsmitter Receiver Bluetooth 5.3 with LED Display Handsfree Call Car Kit Auto Wireless Audio for Fm Radio

Product specification:● Product name: usb bluetooth FM nsmitter● Product model: W3● Bluetooth version: V5.3● Working voltage: 5V● Effective probability: within 10 meters● Audio output: FM nsmitter● Default frequency: 95.0MHZ● Signal to noise ratio: ≥95db● Answer the call: support● Automatic return: support● TF card:support● AUX:support● Power supply mode: usb power supply (5V)Package Content: 1 X USB nsmitter ReceiverFeatures of our USB nsmitter Receiver:Usb interfaceThe usb interface is used for power supply. When using it, you can plug this product into the usb interface with an output voltage of 5V, for example: the car comes with a usb interface (5V), and the car charger interface (5V).Multi-function M on:1. To adjust the FM frequency, pre the M on and the screen starts to f to enter the FM adjustment mode. pre or short pre the ''+'' and ''-'' ons to adjust quickly and slowly. After adjusting, clithe M on to confirm, and the screen stops fing.2. When playing a song, clithe M on to pause and play.3. Answer the call: When someone calls in, you can clithe M on to answer the call.Multifunctional ''+'' and ''-'' ons1, ''+'' on: clithe next song, pre to increase the volume, in the FM adjustment mode, cliand pre to adjust the FM .2, ''-'' on: clion the previous song, pre to reduce the volume, in the FM adjustment mode, cliand pre to adjust the FM .Instructions:1. Plug W3 into the usb interface in the car with an output voltage of 5V.2. Set the FM frequency band through the multi-function M on, then turn on the car radio, and adjust the FM frequency band of the radio to be consistent with that of W3.3. W3 has FM frequency automatic memory function, every time it is powered on, it will default to the FM frequency of the last use.4. After the FM frequency band is set, find the Bluetooth pairing name: W3 in the Bluetooth settings of the mobile phone, and pair. Then the music played by the mobile phone will be played on the car's speakers.5. Adjust the volume: When you are playing music, you can adjust the music volume of the mobile phone to the maximum, adjust the car volume to a moderate level. It is not recommended to turn up the car volume too much, because the louder the car volume, the more serious the noise and distortion will be.Precautions:1. The default frequency band of W3 is 95.0MHZ, which can be used directly. If there is a lot of playbanoise, it can be adjusted to other frequency bands.2. When the radio of some models is turned on, the car's built-in usb interface will be powered off. At this time, if the W3 is plued into the built-in USB port, it cannot be used. In this case, you can plug the W3 into the usb of the arette and car charger. The power supply is used on the interface (the output voltage of usb must be 5V).3. W3 is used in some cars with usb interface, which may be too noisy or unusable. It is recommended to plug FM02 into the arette car charger for use.4. W3 has no automatic shutdown function, it is recommended to unplug it from the usb interface when not in use.5. When the W3 cannot be searched in the Bluetooth settings of the mobile phone or cannot be paired after g searched and clicked, it is recommended that you clear the previously connected Bluetooth devices in the mobile phone, and then restart the mobile phone and try again.