USB+PD interface connection. Then you can listen to music or make a call. Enhance vehicle Bluetooth connectivity. Bluetooth version: 5.3. Bluetooth mode FM frequency: 87.5-108.0MHZ. FM function (3)The frequency range of car MP3(87.5-108.0),when the product lights up,a frequency will appear on the display,in order to use the sound quality to the best,adjust the frequency of the car to an empty frequency,and then match the product with a good frequency.
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