Features:1. 100% Brand new and high quality.2. Full frequency FM transmitter.3. Supports digital display/ LINE Audio input.4. Support USB disk TF card player(note: USB disk and TF card are not included)5. Support U disk player/ MP3/ WMA format music(U disk is not included)6. One USB output voltage、 the power supply to other devices、 the maximum output of 5V/ 2.5A.7. Automatic power-off memory function.8. Bluetooth answer、 hang up、 reject、 redial calls and other functions.9. Bluetooth stereo music play.10. Display of on-board battery voltagePackage included:1 x Car FM Transmitter Car Charger1 x AUX audio cable1 x User manualNote: the color of this product will be sent randomly.