1, Bluetooth hands-free call, USB port with charging function 3.1A
2. Echo cancellation and noise processing during calls;
3, Stereo Bluetooth and FM transmission technology
4. Support USB/TF card/Bluetooth connection;
5, Support MP3 format music
6, automatic power-off memory function
7. Cigarette lighter power supply: DC12V-24V voltage power supply;
8, Bluetooth version 4.1 FM transmitter frequency: 87.5~ 108MHZ
Instructions for use: ● Download your favorite MP3 songs to the memory card USB stick and insert them into the car MP3 port Insert the car MP3 transmitter into the 12V car cigarette lighter port. Adjust the frequency of the car radio to the same frequency as the display of the car MP3 transmitter. The two channels are the same, the car transmitter automatically plays the music file and converts the music signal into an FM signal, which is accepted and played by the car FM system